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IIT and a firm called Datawind have designed the world's cheapest tablet - costing about $50 for components. Their first customer is the Indian government, and they have had inquiries from several other governments as well. Wikipedia on the Aakash (also called the Ubislate 7); the first are sold out, but may be pre-booked for 3000 rupees (just under $60 USD).
A Montreal man used a scan of his passport on his iPad to get into the US.
Code Year, learn to code in 2012is free service from Codecademy that sends an interactive coding lesson to you weekly.
Tubalr is a music video playing service for YouTube. Type in a band name and click "only" or "similar" and it will play a stream of music videos only from that artist or from a selection of similar artists. Creating an account will allow for marking videos as favorites and enable saving of playlists. Also available are genre-based playlists rather than using artists as seeds. Tubalr does not use Pandora-like music DNA information to determine similar artists. It seems to use the descriptive information for each video, so you might find some surprises in your playlists.