Debuting alongside the iPhone 5 -- just ahead of the fifth-generation iPod touch and seventh-generation iPod nano -- Apple's new Lightning to USB Cable ($19) replaces the classic 30-pin Dock Connector with a considerably smaller design. While the male Lightning plug is ever so slightly taller than the old Dock Connector, it's considerably narrower and thinner, occupying around 25% of the prior space while feeling denser and stronger. Eight pins on…