After several tries, Griffin Technology has finally come up with an almost ideal alternative in the form of its 2008 edition of TuneFlex Aux ($50). Earlier TuneFlex versions came close, and even had a feature missing from flexibleDock?a pass-through Dock Connector port for attachment of other accessories. But the new TuneFlex Aux relies on a simpler, better design that is highly iPod compatible, sturdy, and attractive?better-looking, in?