...it would be even cooler if this were a Preference Panel, after all, it's exactly for settings like these that the System Preferences application was written.
It's already bad enough that TinkerTool is a separate app (different developer, I know, but similarly useful).

Also, several of the settings are now accessible in System Preferences standard in Tiger, but there are still a few tricks in LWM's bag that Apple doesn't ship a GUI for yet.