too good to be true?

It's baffling how Media Pro can seem to catalogue 15000 items in 15 seconds
AND the media previews seem done too. It makes me fear this is an
illusion for which I am going to have to suffer later with some huge
catastrophic catalogue failure, AFTER I finish all the key wording?
Who knows?

of course, i'm still getting this problem off & on:
viewtopic.php?f=43&t=13859