Sorry I didn't reply sooner... had another go-round with the sinus infection... grrrr! I think you are right about giving this one a miss though, it's too scary for me. The part I liked the best was:
Note: we have not tested this function.
Also a few people mentioned in the replies that various updates were wiped as well. Seems more like they are pretty much wiping the HD, not defragging or clearing caches, or something less dangerous.
So, the next time I play Oblivion I will clear it's cache, as I'm not sure I got it quite right last time... and let some poor slob on a FFXI forum report what happened when he tried the HEXUS trick. The thought of possibly "disappearing" all updates and game saves (
) is too much to contemplate - that and the amount of time it would take to download everthing again as well.
And the LS is doing great, btw, we've found a few of our lost sheep and added lots of folks, working on everyone's Rank and Fame, blah blah blah. Btw, lol, about a third of the LS is British, so you know! Oh, and thanks for the mail - that was a super nice surprise!