Why is it illegal to drive barefoot?

I don’t personally like to drive barefoot, mind you, but it’s illegal in Georgia, which I know must piss off some folks no end. And I imagine that people who like to walk around barefoot have feet that are suitable for driving barefoot. So, what’s the rationale here? Anybody know?

In a vaguely related matter, if, as Homer Simpson maintains, Florida is America’s wang, does that make Georgia it’s soft underbelly?

http://boards.straightdope.com/sdmb/showthread.php?t=196810&highlight=barefoot

From here:

and

Note that this information is 11 years old.

Note that the link is more comprehensive than the the quote. California, for example, is mentioned elsewhere in the link as being in the majority (barefoot not prohibited).

Well, question answered, thanks very much.