A few words of appreciation for the new lottery based WWDC ticket sales. Get your name in the hat by Monday morning.\n\nThen I talk through some of the tradeoffs involved in choosing the level of abstraction to use for your web-service backends, explaining my own tendency to go pretty low level. Starting from these few posts:\n\n\nThe Parts of Your Platform\nWeb Hosting For App Developers\nOn Running Your Own Servers, and Why We\u2019re Not