http://www.crazypc.com/products/case...ng.htm#sleeves
You can get some nice sleeving which will tidy up the wiring from here, and it comes in a range of colours and sizes too, for dirt cheap.
360- I think I know what you mean-maybe you need thicker hinge pins, that would stop 99% of the sloppyness, but which ones to buy is another question- micrometer/ caliper time....