Useful information on some E-ink type displays
Taiyo Yuden Lithium Ion Capacitors: An Effective EDLC Replace
The pdf http://www.marvell.com/led-lighting/assets/Marvell_88EM8189_IC-01_product_brief.pdf describes a chip that can be used for low power wireless control, and can be powered directly from 120V line voltage. Build a small wireless device (motor control, light dimmer….) Note: this uses zigbee so you’d need to work on both ends of the network.