but whats is merit?
What is Merit?
Merit is a new system created in order to reward quality contributions to the forum. Now to rise through ranks you will also need to acquire Merit in addition to Activity.
why my account still newbie?? i remember my account is Jr member
You can read the whole information in this thread:
Enhanced newbie restrictions & requirementsBy the way, welcome back to the forum. The merit is design to avoid countless spam that's been brought here in the forum. I think it's better this has been implemented and the outcome is really tremendous in a sense that spam really reduced. You can get some information a lot through here
https://bitcointalk.org/index.php?action=merit;stats on some posts been merited from past and the recent plus other things like who's the most merited user in the forum, etc.