From: Sunnyvale, CA (Unite
Nero does support it, and both recorders should too, as long as you have their latest firmware.
Be sure you are using the below settings, depending on the size if media you are using. And be sure you are writing in DAO mode.
To Enable OverBurnning for Nero:
You must enable overburning in Nero's File>Preferences>Expert Feature
and set too:
for 80min media set to - 82:00
for 90min media set to - 89:30
for 99min media set to - 99:54:74