It looks like it’s easy enough to forget about 24 hours of downtime.
Tumblr chief technology officer Marco Arment said he has left the company to work on his own startup, Instapaper. His comments came in an e-mail to VentureBeat today.
Tumblr and Posterous both provide users with the ability to blog without all that much effort. But as similar as the two “light blogging” platforms are, Tumblr is the favorite among casual members of the blogosphere, according to traffic data from Quantcast.