Chapter 11. Apps You Can (and Cannot) Build

Sadly, we realized early on in writing this book that we'd need a chapter about all the rules that attend the use of the Facebook and Twitter APIs. Back in 2009, when these apps were exploding in popularity, social APIs were used with relative abandon. The platform makers —and that includes Facebook and Twitter—weren't sure how smartphones were going to change the way people used their tools.

Now that some time has passed, Facebook and Twitter have begun restricting the ways in which you can use their APIs.

In fairness, Facebook's platform policies are sensible and give developers wide latitude. Twitter, on the other hand, is often accused of being more manipulative (to put it diplomatically) about how ...

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