the 'at the moment' probably explains it - a lot of online fora have, for want of a better word, fads where there is a lot of discussion of a particular topic f

the 'at the moment' probably explains it - a lot of online fora have, for want of a better word, fads where there is a lot of discussion of a particular topic for a brief while, then it fades and sooner or later a new topic comes along. I quite like the phenomenon personally.