Twitter is up to their old antics of adding limits again, changing the API, and not telling developers as they do so.  This morning Twitter released into production new limits around their verify_credentials() method in the API, only allowing users to verify their usernames and passwords through Twitter applications 15 times per day.  The problem is they didn’t tell any of the developers.

Sure enough, searching Twitter (the issues are intermittent), users are having password issues across the Twittersphere, wondering what is going on.  It even affected my service, SocialToo, as we were using that method as a backup to verify users were indeed authenticated (and hence enabling us to notify them if they forgot to change their password with us).  I e-mailed Twitter, and while very respectful as always, they seemed surprised at the issues we were having.  When I asked if it had been announced anywhere they responded, “It wasn’t, no, because [we] assumed (apparently incorrectly) that people were only using this method occasionally.”   There has still been no announ