B7t9 Firmware

i have the OEM 1620 but i cross-flashed my firmware to RETAIL B7P9 firmware is it wise to upgrade the firmware to B7T9, and what are the updated features of this firmware. Aswell since I cross flashed am I able to update it to the T9 one?

Thank you,

B7T9 Release Reasons:

  1. Support Ricoh DVD+R DL [RICOHJPN D00] media.
  2. Modify the writing strategy for both DVD+R & DVD-R media.
  3. Support CCCD media playback.

what’s cccd media playback

and what you mean writing strategy??

sorry i’m not good on techie terms