What will it take to get replaceable batteries on mainstream phones designed for US cell networks?
Some of the most hopeful strategies i've come across is Sensorica's Open Value Network style Commons-based peer production (as well as projects like Precious Plastic, Open Source Ecology and WikiHouse, etc.), coupled with using a Holochain-pattern Resource Event Agent accounting method, currently being developed by http://valueflo.ws / Holo-REA (from the people at http://mikorizal.org/)