1. An adjustable ergonomic keyboard includes keyboard segments (e.g., 6, 8, 106, 108) coupled by a joint (e.g., 10, 110) allowing the keyboard segments to pivot relative to one another.

2. The Atreus is a small mechanical keyboard that is based around the shape of the human hand. It combines the comfort of a split ergonomic keyboard with the crisp key action of mechanical switches, all while fitting into a tiny profile