Clean RAM app is actually increasing it from 1 to 5 Mb on soft reset,and may drain battery quicker,dont use it.I mean it can be used,but I'm not gonna bake this into the ROM for sure
Thats from my experience on HTC Touch.
## iissue could be result on hacking internet sharing,could be not.
I dont want to test stock carriers package,look at the price they paid for discovery
http://forum.ppcgeeks.com/showthread.php?t=96739