TF201 Transformer Prime Update Update .28

.28 update is now in testing, fixing some minor issues from .25.  Expect a mid june or earlier release.

Here are some tidbits:

1. android 4.03
2. Not yet Linux 3 Kernel
3. ANR Browser issue is number one target fix.
4. Does not fix SSD performance
5. Nvidia Drivers Likely main update

source: http://forum.xda-developers.com/showthread.php?t=1681469&page=10