Coming hot on the heels of the ultra-impressive G2, T-Mobile has returned to its myTouch series with the myTouch 4G. While the G2 is the natural enthusiast flagship, the 4G represents a flagship in its own right of a skinned, curated Android experience. If the G2 is the Droid 2 killer, T-Mobile probably sees the myTouch as the iPhone 4 killer (even the name has a similarity to the popular "iTouch" misnomer, and the 4G / 4 mirrors T-Mobile's matchy matchy naming sense with the myTouch 3G / iPhone 3G we're just saying, is all). So, what does that mean in practice? Some impressive functionality inside and out, including a front facing camera for vid