Well, I quess I'm just expensive then :-)

Yeah, I tested and used 4 of them for about 5 months and those were okay, so the rest should be too. :-)
It's just a fancy cable, so it's not like it can be compatible only with intel. It have that "presence pin" wired right (unlike most ribbon-cable risers), so there really shouldn't be any problem on any motherboard.
The main advantage is they are allready in EU, so no VAT/tarrifs for some people.