Future is here. Can you remember how big comupters were in the past and how slow they were. It is amazing progress for technology, not only progress like improvement. Raspberry pi is little computer. It has its operating system called raspbian based on Linux OS. With this device your opportunities are without borders. It can be your multimedia device, your little server. There are bunch of projects created based on raspberry pi. I also have this device at home. I used it for my web server and database server.