Social networking and microblogging site Twitter turns 5 today. The first tweet was sent March 21, 2006 by Jack Dorsey.
Statistics show that 572,000 accounts have been set up since March 12, 2011. Only in February, about 460,000 new accounts have been created daily.
In January 2008, only 8 people worked for the company, whereas today Twitter has 400 employees.