They are rare as, possibly GF'd even, but general consensus is AB boots with Stam are better, sadly. I have a pair somewhere as well, only pair I have ever seen
MMO-Champion - Diablo 3 Auction House Announced - Spend and Earn Real Life Money!
Had a bit of a look for a related thread but didn't find it, although I believe it unlikely I'm the first to offer this up for discussion.
Pretty earth-shattering if it is adopted for a future Wow...