The document provides information on various topics related to web applications and startups. It discusses average click through rates of 0.25%, rule #1 of addressing an existing problem, Facebook's server needs in 2008 of one new server per week, how billionaires may not be happier, session cookies, Twitter's 12 second page load time in 2008, and quotes from founders of Craigslist, 37signals, and DuoDecad on various topics like money, marketing, and usability. Sources are provided for many of the claims and statistics.
Related topics: