I actually do it in N, because, yes, you're absolutely right - it's wonderfully regen heavy. I cannot express just how nice coming down a mountain grade is with the Volt - put it in L, set cruise control to the recommended speed, and... keep it in the lane. It just sits at at the set speed and regens down without any drama whatsoever.

Various states have assorted laws about being in neutral on a public roadway, and while I don't feel it's a safety issue in the Volt, it wasn't something I was going to casually mention either. However, since it was brought up...