Dropbox isn't blocking third-party apps, they blocked one particular third-party app which was aggressively attempting to pin a giant 'hey, come sue me' target

Dropbox isn't blocking third-party apps, they blocked one particular third-party app which was aggressively attempting to pin a giant 'hey, come sue me' target on their back. Both smart and user-friendly, for the subset of users who use Dropbox for things other than piracy.