Lite-On LTD-163 is getting very good reviews. Cheaper than the 106s, faster read time, and better DAE. Get it at Newegg for 56$ (includes shipping). Comes w/PowerDVD too, can't see any way to beat that deal.
Me "I bought a TNT2 M64, the BIOS says its a Vanta"
IOMagic "Theyre the same card"
Me "Um, no"