engine - 11:54 am on Apr 15, 2010 (gmt 0)

Evan Williams, Twitter CEO: What Developers Should Build [bits.blogs.nytimes.com]

Evan Williams, Twitter’s chief executive, advised developers to figure out how to make people understand what Twitter was and how to use it. A new homepage and sign-up process has increased new user retention by 20 percent, but there is a lot of work to be done, he said.