I've had it running on my board for quite a while. There are the 'bugs' which I will tell you to bravely read the thread rather than go into the flags issue and such.
For free it's one fine 'program'. I like it. Take it, play with it, read the thread and understand what it's doing and you'll be fine.
You can see some of the issues
with respect to what the user sees and interpreting its functions discussed in a 26 post thread at
http://Elsmar.com/Forums/showthread....&threadid=4528
BUT*** This thread here deals with the technical issues and is a must read in it's entirity if you really want to know what's going on.