Last month, there was a new regulation regarding the ranking in the bitcointalk. To become a junior member (Jr.member) you must have at least # 1 (merit). You can get it by making useful posts. Welcome and thank you.
Yes this wonderful plan was executed by the moderator of this forum theymos, reason is to avoid spammers and the post should be valuable that's the reason it was make 1merit is mandatory to become a Junior member.