In short, not a lot these days.
Some slight differences, DVD-R recognised in 4% more set top boxes and can record 6MB more data although DVD+R may have better error correction.
http://ask.metafilter.com/50399/Difference-between-DVDR-and-DVDr
In short, not a lot these days.
Some slight differences, DVD-R recognised in 4% more set top boxes and can record 6MB more data although DVD+R may have better error correction.
http://ask.metafilter.com/50399/Difference-between-DVDR-and-DVDr
Can see this being very useful in certain graphically intensive jobs such as video / graphic editing:
Can see this being very useful in certain graphically intensive jobs such as video / graphic editing: