Lithium-ion battery technology keeps improving by (theoretical) leaps and bounds, but what good's that to you when you're faced with a dead TV remote? Brother Industries has a plan, and it doesn't involve ink for once -- the Japanese printer company's developed a set of prototype batteries you simply shake to charge AA and AAA models are already in the works, though you shouldn't expect to slot them into cameras or R/C cars, as the miniature electrom
