Elon Musk reshaped Twitter into X with bold moves and polarizing decisions

Treating X like a product instead of a public space obscures deeper issues

Public outrage over Elon Musk's Twitter acquisition misses the point that the social platform has long failed to address hate speech, not just under Musk's ownership. Over 150,000 mentions of "leaving Twitter" were recorded over the weekend following Musk's takeover.

The evolution of X, from startup to Musk-owned giant, reflects rapid tech shifts

Twitter began in 2006 as a side project and grew into a major global platform, widely used for news, activism, and political discourse. Despite mainstream success, it faced ongoing management turmoil, business struggles, and rising concerns over misinformation and user safety.

See a visual representation Elon Musk's many tweets over a decade

Musk was known for tweeting often long before he purchased Twitter, later renaming the social network "X." One week in August 2024, Elon Musk posted 650 times. This data visualization shows an analysis of roughly 15,000 of his tweets from 2011 to 2021.

Read a timeline of all of Elon Musk's business ventures, from the software company Zip2 in the 1990s to Musk's Twitter acquisition.

X's quirky culture clashed hard with Elon Musk's extreme leadership style

Investigative journalists have written that social platform X's open, sometimes chaotic workplace stopped when control shifted irreversibly from Jack Dorsey to Elon Musk. They claim the stark contrast in personalities left little protection for existing employees, culture, or users.

The rebrand to X was to make Twitter an all-in-one social media app

Elon Musk renamed the platform as part of his plan to create an app that goes beyond posts and tweets. The rebrand included a new name, logo, and vision for a platform that offers messaging, video, banking, shopping, and more.

X's brand health has sharply declined since Elon Musk's takeover

Since Musk acquired the platform, impression, quality, and satisfaction scores have all turned negative—reflecting widespread disapproval among former and current users. As of fall 2024, despite the reputational damage, X remains the sixth-most-visited website globally.

Nonstop posting by Elon Musk provides calculated political and brand messaging

For a week in August 2024, Musk posted 650 times, including reactions to far-right influencers; promotion of his AI tool, Grok; and support for controversial political takes. He livestreamed himself playing Diablo IV for hours during that same week.

Elon Musk claims cutting costs fast was the only way to stop X from dying

Laying off 80% of X's workforce, says Musk, was required to avoid a financial collapse within months of him purchasing the platform. In 2023, he claimed X would be cash-flow positive within the year as advertisers returned to the platform.

X (Twitter) started as a way to share short updates via text

What began as a way to share 140-character updates quickly grew into a vital platform for activism, politics, and pop culture. Hashtags, trending topics, and retweets—now common across the internet—originated on the platform.

Silicon Valley’s reign over tech, money, and politics

Tesla and X CEO Elon Musk, OpenAI CEO Sam Altman, LinkedIn founder Reid Hoffman, and others are getting into politics. From Musk’s role in President Trump’s second term to Hoffman’s spending on former Vice President Harris’ presidential campaign, more tech CEOs are expanding into politics. This podcast episode by WBUR and American Public Media discusses what the impact could be with so many tech figures engaging in American politics. Listen here.

Elon Musk once tried to make himself CEO of artificial intelligence behemoth and ChatGPT creator OpenAI.

How to visualize the enormous wealth of Elon Musk

The disruptive innovator and founder of SpaceX and Tesla is worth hundreds of billions of dollars, an unimaginable sum. This simple interactive visual uses pixels (representing $1K each) on a scrolling screen to demonstrate the billionaire's wealth compared to other known financial values, like the cost of building a Boeing 777 or the net worth of Tiger Woods.

Bluesky is gaining momentum by offering users full control over their experience

Controversial changes made by Elon Musk to X have inspired an exodus from that platform and growth in Bluesky. The latter's open-source model gives users customizable feeds, portability between services, and a "billionaire-proof" design that prevents corporate takeover.

Donald Trump redefined presidential communication in the social media age

Trump used platforms like Twitter (now X) to bypass traditional media, announce policy, and confront opponents directly. His online presence reshaped political messaging, blurred the line between official and personal communication, and transformed how presidents engage the public.

Tesla short sellers benefited from the company's poor performance in 2025

Tesla was widely considered the most-shorted stock until 2024, despite consistent short-seller losses. Between 2016 and 2020, short sellers reportedly lost more than $11B as Tesla's stock price continued climbing. However, long-held short positions began paying out in 2025 as Musk's foray into politics and his eventual feud with President Trump hurt Tesla's stock performance. In 2025, Tesla short sellers made more than $10B.

SpaceX's S-1 or 'prospectus' revealed many previously unknown details about the company

Those revelations include the company's unprofitability despite doing $18.7B in revenue in 2025, exactly how many voting shares Elon Musk will have in the company (roughly 85%), and more.

Elon Musk joined Tesla in 2004, investing $30M and becoming chair

The company went public in 2010, raising $226 million in its IPO just two years after beginning production on its first car. Tesla's first Supercharger stations were launched in 2012 with six locations in California.

Elon Musk's will to launch: the early days of SpaceX

Radically reducing the cost of rockets and innovating totally new space vehicles originated in the singular force of Elon Musk's vision. In this podcast, Founders creator David Senra shares what he learned reading a book about SpaceX's beginnings, highlighting Musk's audacious refusal to follow industry conventions and promotion of a culture of action and speed. Learn more insights from the founder here.

View the list of most followed users on X

X, formerly Twitter, may now face more competition from rival social networks than ever, but it also had over 650 million active users as of early 2025. Elon Musk, Barack Obama, and Cristiano Ronaldo led the list of most-followed accounts then.

Elon Musk follows a five-step decision-making process when simplifying technology

He begins by determining whether how something has been previously done is—in his words—"dumb," or if a certain feature should even exist, let alone be optimized. This first principles method has helped him develop some of the most valuable companies in the world.

The first-ever tweet on X was sent on March 21, 2006, at 9:50 pm

The short, declarative message launched what would eventually become one of the world's most influential social media platforms. As of 2020, about 10% of X users are responsible for 92% of all posts.

Elon Musk is known to sleep under his desk during intense periods of work

The tech company founder and CEO has a wide variety of leadership principles he has kept consistent while building multiple different companies, including eschewing middle management and using the "idiot index," a formula he uses to identify manufacturing inefficiencies.

Robinhood's pivot from everyday investors to hyperactive traders

The platform was conceived as a hub for first-time investors looking to get into trading. After criticism in 2021, the company pivoted to focus on more regular, daily traders, among whom the company's CEO has now become a cult hero.

See Bloomberg's continuously updated Billionaire Index

This ranking, updated daily, shows a running tally of the world's 500 richest people. Tesla and SpaceX CEO Elon Musk has largely been atop the list, with a net worth of around $723B as of June 2026. Values fluctuate significantly as much of the wealth is tied to equity in companies. (Some users may experience a paywall.)

One Facebook investor turned $500K into $1B

Peter Thiel was Facebook's first big investor. In 2004, he invested $500K into the social network, long before the company owned Instagram or renamed itself "Meta." In 2012, when he sold off most of his stake, he turned that initial $500K investment into more than $1B in cash.

See how SpaceX compares to history's other largest IPOs.

Understanding TikTok-owner ByteDance's business model

ByteDance has ridden TikTok's major success to become the world's most valuable startup. This deep dive showcases some of the company's smartest moves and tactics, and where it's headed next.

Elon Musk's first company was an online business directory called 'Zip2'

Musk started the online alternative to Yellow Pages in 1995 with his younger brother. Musk sold the company for $305M in 1999.

Born to a well-off family in South Africa, Elon Musk left for Canada in 1989 before heading to the US

Musk was bullied as a child in South Africa, and even recalled being punched in the face, per a recent Walter Isaacson biography on the entrepreneur.

Facebook was almost sold to Yahoo! for $1B, but its CEO refused

The board tried to fire Mark Zuckerberg for his resistance, which he blames for failing to communicate the long-term vision of the company. He claims the company has succeeded by launching products quickly to learn faster than its competitors.

SpaceX was built to achieve Elon Musk's vision of making humans an interplanetary species.

Grokipedia is Elon Musk's rival to Wikipedia

Developed by xAI—a company Musk founded in 2023 to compete with OpenAI and Google—the site features a search bar where users can type in queries, which reports suggest are then answered by the same xAI model powering the Grok chatbot. Grokipedia describes Wikipedia as having "systemic ideological biases" and a "left-leaning slant."

Overcoming industry skeptics, SpaceX provides low-cost, high-publicity spaceflights

From recovering and reusing rocket components to launching a mannequin and Tesla into orbit to the tune of David Bowie's "Starman," Elon Musk drove public interest and government contracts to his company as he transformed space launches into spectacles.

X is a social media platform focused on real-time communication and content sharing

Users post and interact through short messages known as tweets. As of February 2025, X receives over 4.83 billion monthly visits, with users spending an average of 34 minutes daily on the platform.

Elon Musk's $100M investment in SpaceX was lost to three failed rocket launches

The attempts with Falcon 1 endangered the company's future but provided valuable information from which to iterate and follow up with the successful first privately funded orbital launch in history and multiple ISS resupply missions.

See Don Valentine's original 1977 memo for Sequoia's investment into Apple Computer

In honor of Apple's 50-year anniversary, Sequoia Capital recently posted a tweet on X (the social media platform formerly known as Twitter) with a photo of the original 1977 memo for Sequoia's investment in Apple.

How Elon Musk's businesses have shaped Texas' Bastrop County

After deadly wildfires in 2011 burned a significant portion of the county, the tech boom in Austin pushed development eastward. Elon Musk has since made the region a key hub of his businesses, including a Tesla gigafactory considered one of the largest factories in the world by volume. Watch this reporter visit the town to hear the pros and cons of the transformation.

California startup Rivian has attracted disillusioned Tesla owners

Some electric vehicle buyers frustrated by Elon Musk's antics have been won over by the adventure-focused company, which has received a $5B investment from the Volkswagen Group to develop crossover and hatchback models with solid-state batteries.

Meta's acquisition strategy for Instagram and WhatsApp led to a 5-year-long antitrust lawsuit

In 2020, the Federal Trade Commission sued Meta as part of the agency's efforts to rein in big tech companies. The FTC alleged that Meta overpaid for Instagram and WhatsApp in a "buy or bury" strategy to gain access to those companies' talent and diminish competition. In 2025, a federal judge sided with Meta, citing intense change in the social media landscape.

The Boring Company was created by Elon Musk in 2017

While it started out as a subsidiary of SpaceX, the Boring Company became an independent entity in 2018. Musk started it with the aim of helping reduce city traffic via underground tunnels.

Read a list of people Elon Musk has been romantically involved with, including musician Grimes

Elon Musk shares six children with his ex-wife Justine Musk, who he was married to from 2000 to 2008. He has also dated celebrities, including actresses Amber Heard and Talulah Riley.

GameStop stock began a meteoric rise in January 2021, rallying from a low of $2.57 to as high as $438 when Keith Gill helped mobilize retail investors to drive prices higher

Keith Gill was a financial advisor who posted on social media under usernames including "Roaring Kitty." Backing from Chewy founder Ryan Cohen, who became GameStop's CEO, took things up a notch.

Peter Thiel and Elon Musk formed PayPal after merging two dot-com companies

Elon Musk cofounded "X.com," an online banking service, in 1999 with the idea that the web would become a financial repository as internet access expanded and became ingrained in daily life. Peter Thiel cofounded "Confinity" as a digital security service that morphed into a payments system. In 2000, the two merged to form PayPal, and in 2002, they sold PayPal to eBay for $1.5B.

Blackstone acquired a majority stake in Bumble's former parent company in 2019 ahead of the dating app's IPO

The New York City-based investment management company paid about $3B for its stake in female-focused dating app Bumble. The app's 2021 IPO that made Bumble Founder and CEO Whitney Wolfe Herd a billionaire at age 31 proved lucrative for Blackstone as well.

Millions of Americans will be invested in SpaceX because of the fast-tracked process to list SpaceX on the Nasdaq 100, and, subsequently, the index funds that track it.

A quick guide to everything SpaceX

SpaceX has single-handedly reignited commercial space exploration, with its reusable rockets, broadband satellite constellation, and plans to populate Mars. The company has gone from a mere idea in 2002 to the world's most well-known private space company. Learn the basics about this pivotal company with this quick guide from CNET.

US IPO issuance—the total dollar amount of new stock sold to the public via IPOs—hit a record high in 2026.

Mark Zuckerberg was nearly fired from his own company after refusing to sell Facebook to Yahoo for $1B

In 2006, Yahoo tried to buy Facebook for $1B. Despite enthusiasm from nearly all of Facebook's management team and board (which included PayPal cofounder and famed investor Peter Thiel at the time), then 22-year-old Zuckerberg turned down the offer, insisting that Yahoo undervalued the company and didn't have a clear vision for the future. Zuckerberg has since said he regrets not being clear about his intentions to grow the company with his team before the Yahoo bid, as almost all of the company's management team left after he turned down the offer.

Airbnb's Brian Chesky explains 'Founder Mode' and how he took back control

The short-term rental CEO learned hard lessons through the pandemic, specifically around a culture focused on management and not building products. In the fall of 2024, Chesky gave a well-received speech at a startup conference that prompted debate in the startup world. He summarizes the talk here.