July 2010

A BBC interview with Dom Sagolla, one of Twitter's original creators, discussing how the 140-character microblogging platform was conceived and built.

iKeyword Free is live on the App Store and iKeyword 1.0.2 now returns unlimited keywords — try the free version first, and a new iPad app is coming next month.

BBC interview with Max Levchin, PayPal co-founder, on his entrepreneurial journey and the lessons learned building one of the world's most influential fintech companies.

Redeem an iTunes App Store coupon from the iTunes Store home page on your PC or Mac — click Redeem under Quick Links, not from the app's page or on your iPhone.

iKeyword, an iPhone app using Google AdWords keyword suggestion to find related keywords, was approved by Apple in just 7 days and is now live on the App Store.

An xkcd comic on Depth-First Search — a classic computer science algorithm illustrated with characteristic xkcd wit for programmers and algorithm enthusiasts.