what happened to bcc recently , was increasing consistently, recently was a drop. why?
A few glitches. This guy had his BTC deposit not go to his wallet around the time of the problems and he's currently suspended but he isn't worrying about it. Apparently he has spoken to some of the developers who say that anyone who had deposits lost will get them back:
https://www.youtube.com/watch?v=EHeDcoeHV8c