> CDs and DVDs are always read at the same speed, no matter where the laser / read head is. This is only true for "slow" drives, CD drives faster than 12x typi

> CDs and DVDs are always read at the same speed, no matter where the laser / read head is. This is only true for "slow" drives, CD drives faster than 12x typically use CAV and DVD drives >= 8x use CAV or Z-CLV (sometimes P-CAV).