Waffen thats when poser loads the items and thumbnails...it checks everytime for new stuff you added to a folder when you open it...thats when more time and memory is needed... NeilP hmm....dunt know then....i hope it doesnt happen to me dough....i only gots a 1 Gig Celeron 512 MB ram but so far no slowing down like yours....yea mine slow down the more thumbnails there are in a folder but nothing like yours...