https://www.adafruit.com/ https://www.adafruit.com/ is an amazing resource. The tutorials are excellent and the products and video presentations of them are rea

https://www.adafruit.com/ https://www.adafruit.com/ is an amazing resource. The tutorials are excellent and the products and video presentations of them are really great. Basically every single product has accompanying videos. It's very easy to spend some $$$ there.