Ok i'll do it short, i stopped playing exactly one year ago, i began playing the very first day of beta, took the founder pack and 1 year membership, when i decided to stop i was the leader of a full clan, had 3 characters level 50 HM1 to 5...
And i got bored of :
-Permanent bugs, crashes, zone lags (server side ofc).
-Grindfest (had to do 75 times the same dungeon to be able to upgrade weapon...)
-i won't mention all the problems with PvP...
-Every patch, thin