*If SATA is the latest interface available then i go for sata.
*i like to go with sony as i had problems with my asua drw20 which doesnt read fast and it sometimes fails during the os installation also.But my sony cd writer works perfectly till now and has better read speed and doesnt freeze like that of asus.(i bought that asus after reading a review from the Pcworld as they quoted that this writer had the minimun write error in their tests.)
*By the way what is the diiference between OEM and retail version and how to find out the difference between the two plz guide.
*Now, plz tell me which is the best dvd writer from sony.