flowers 4 ways

I wasn't a big fan of black and white pictures, but now, suddenly, I'm interested. Is it because I recently discovered the B&W setting of my Lumix LX3? Well, actually, there are three B&W settings. I'm still trying to figure out what they mean, exactly.

This is the subject in color:

This is Standard Black and White:

Here's Dynamic Black and White:

And here's Smooth Black and White:

They're all nice-- if I do say so myself.