Excited about learning about Rhino, I've used the program on a number of occasions without ever receiving and formal instruction. I wish that I would have paid more attention to the architectural language class that we had freshman year because some of the things said are hear and look up their meaning later, concerning rhino.
I do know about surface and solid modeling though and both are very stylistically different. I like the fact that you have a text command line at the bottom of the screen as one of the biggest problems with FormZ is it's limitability to get to functions quickly.
We are headed to Amsterdam in 4 hours and I'm very excited.
Here is a little image of the trouble we can get into in Amsterdam