Sold in five different packages, Power Support's latest film protectors have arrived with improvements -- and higher price tags -- for the iPhone 4. The most basic sets are the 2-Piece Crystal Screen Film Set ($20) and 2-Piece HD Anti-Glare Screen Film Set ($20), which each include two screen protectors and a white dust removal sticker than can be used to prepare your iPhone 4's face for installation of the film. Power Support touts the HD Anti-Glare…
