2003–2006: Thefacebook, Thiel investment, and name change
Zuckerberg built a website called "Facemash" in 2003 while attending Harvard University. … See more

Technical aspects
The site's primary color is blue as Zuckerberg is red–green colorblind, a realization that occurred after a test taken around 2007. … See more

Facebook's importance and scale has led to criticisms in many domains. Issues include Internet privacy, excessive retention of user information, its facial recognition See more

• Ambient awareness
• Corporation tax in the Republic of Ireland
• Criticism of Facebook
• Cyberstalking
• DARPA LifeLog See more

Facebook posts can have an unlimited number of characters. They can also have images and videos.
Users can "friend" users, both sides must agree to being friends. Post can be changed to be seen by everyone (public), friends, people in a … See more

Userbase
Facebook's rapid growth began as soon as it became available and continued through 2018, before … See more

Scope
A commentator in The Washington Post noted that Facebook constitutes a "massive depository … See more