Wasabi has released a firmware upgrade, 3.0 beta, for all versions of the Wasabi modchip (http://www.wasabi.net.cn/downloads.html):

- V1/V2/V3
- Zero
- DX

From the README.TXT file included in its RAR archive:

=============================================
WASABI DVD UPGRADE AND CONFIG DISC 3.0 BETA
=============================================

What's new in 3.0 ?
===================
+ Adds BCA fix for games such as NSMB