Dear Freepers, Let's try to put Mr. McCain in touch with companies that can supply ergonomic keyboards and chairs that allow him to work at a computer comfortably. I suspect the best positions will include those where his arms are separated, in his lap or at his sides. This suggests a split keyboard, with attached magnetic mouse and pad, and support hardware that allows the keyboards to be moved to a variety of positions, until the best arrangements are known. Then, the hardware should be combined with a great ergonomic chair. The keyboards are not likely to be in easy...