History of Tumblr:
- Tumblr was founded in February 2007.
- Tumblr was created by David Karp.
- Tumblr has not released how many accounts are on the website but people estimate 30-50 million.
- To use Tumblr, you must be 13 years or older.
- Tumblr is a microblog.
- Tumblr was bought by Yahoo for $1.1 Billion dollars.
- Tumblr is the 41st most visited site on the internet.
- Most popular with 18-30 year olds.
- There is roughly 120,000 new accounts made per day.