Send a text message to charge your cellphone - tech - 09 March 2013 -
New Scientist
People living off-grid can now pay for electricity to power their phones simply by sending a text message?- the cheapest method found so far AT THE Konokoyi coffee cooperative on the edge of Uganda's Mount Elgon national park, Juliet Nandutu is trying out a new toy: a solar-powered cellphone charging station that is activated by text message.
No comments:
Post a Comment