From the article: "Of all the large product API’s I consume regularly, Twitter’s is the one I’ve had the worst experience with. "
Clearly he hasn't worked enough with Facebook's API and its often broken documentation. It's always fun when Facebook decides to change the API when you're in the middle of a project, but keep backwards compatibility and only "hide" the documentation for the old API so you can't find it with search, and now you're left with trying to decide if you should try to keep using the old interface or change your whole code for the new API.
Clearly he hasn't worked enough with Facebook's API and its often broken documentation. It's always fun when Facebook decides to change the API when you're in the middle of a project, but keep backwards compatibility and only "hide" the documentation for the old API so you can't find it with search, and now you're left with trying to decide if you should try to keep using the old interface or change your whole code for the new API.