Saw this over in the TP2 thread and thought I would share... I know people have been anticipating it... I have yet to try but supposedly speech to text is working...
Read more and download here...
http://forum.ppcgeeks.com/showthread.php?t=92493
Give thanks to pixlewix for snagging this off a Sprint store demo Intrepid... Who would have thought it would be that easy...
Update:
It's been reported in other threads that installing Voice Command has corrected the issues of not working for many users...
Those having problems, if you don't already have, try install MS Voice Command...