Can't burn PS2 CD's with my LG recorder

You should ensure that you have subchannel capabilities for digital audio and protection data.

Yes, Yamaha - 2200 with buffer unhder-run elimination.

8MB is better than 2MB because it gives the supply buffer more time to be filled from the disk buffer. The burn-proof technology is interesting because it is supposed to take up where it left off when the under-run occurred.