Since the 16 GB iPod Touch was announced in September we all knew it was only a matter of time until Apple slapped that 16 GB into its larger brother.   Here we go, and still more.Apple® today added new models of the iPhone™ and iPod® touch which have double the memory, doubling the amount of music, photos and videos that customers can carry with them wherever they go. The revolutionary iPhone now comes in a new 16GB model for $499, joining the 8GB model for $399. iPod touch now comes