Apple’s Digital AV Adapter is actually the second Dock Connector-to-HDMI port adapter to be released for iOS devices, following the debut of the Noosy HDMI Adapter in December 2010. Surprisingly, Apple’s version isn’t just thinner and prettier this time—it’s also $20 less expensive, and more functional, besides. Noosy’s design added an oversized glossy white extruded pill to the iPad, iPad 2, iPhone 4G, and iPod…