What's worse than paid app updates? →

A large majority of people who would consider buying Tweetbot would also regularly spend $5 on a coffee, a craft beer, a quick lunch or much much more on pretty much any new version of a console game.

Free app entitlement mentality is absolutely stupid. There's no logical or justifiable reason to expect free software unless you're giving up an extensive amount of valuable, marketable, intrusive personal information (Facebook).