The Great Signal Caper continues. Is it alright to call it a caper now? More things should be called capers. Anyway, Apple has responded to customers’ never-ending pleas for an end to the iPhone 4′s signal issue by offering an accessory previously unbethunkable: the iHand. Taking a more utilitarian approach to product design, the iHand is all about function. Simply slot your iPhone 4 into the iHand’s hand, hold the iHand’s hand in your hand, dial a number, and enjoy worry-free calls of the clearest crystal clarity! Truly, Cupertino’s been boiling midnight oil BP-style on this. The iHand is available…