Flote's Desktop Stand ($220) is a heavy -- very heavy -- metal stand solution for use with any iPad. Shipping in three pieces, an articulating arm fits into a solid base, with the tablet holder connecting via an extremely strong magnetic ball joint. The arm can move up and down, and the holder can be adjusted to any position you'd like. As the name implies, it's designed to sit on a desk. Because it uses a spring-loaded frame, the stand can hold iPads…