http://feeds.gawker.com/~r/lifehacker/full/~3/wWTzknK41fk/the-arduino-esplora-is-an-open-source-controller-packed-with-inputs-for-all-your-arduino-projects One of the most difficult parts of any Arduino project is coming up with a way to actually interact with your creations. The Arduino Esplora is a new device that remedies that, and works as an open source controller for all types of projects.