Bookmarks for March 27th through April 11th

• Matt Legend Gemmell – MGTwitterEngine – Twitter from Cocoa – Cocoa source for interfacing with Twitter API
• Emergent Design: Leveraging Agile Retrospectives to Evolve Your Architecture – "Technological debt is mistakenly thought of as a technical problem, but when system design cannot change according to the needs of the business, it becomes a business problem. "
• IP address geolocation SQL database – iplocationtools.com offers their IP Geolocation database for free, updated monthly. Now thats pretty cool!
• reCAPTCHA: Stop Spam, Read Books – "reCAPTCHA is a free CAPTCHA service that helps to digitize books, newspapers and old time radio shows. " Free Captcha service with a purpose – to help digitize books.
• Google uncloaks once-secret server | Business Tech – CNET News – "Google is tight-lipped about its computing operations, but the company for the first time on Wednesday revealed the hardware at the core of its Internet might at a conference here about the increasingly prominent issue of data center efficiency. "
• MySQL Performance Blog – A blog dedicated to MySQL Performance Optimization.

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