Do you have a collection of movies in your DVD? Then it's time to put your DVD library in the cloud. After converting your movie library to digital files, you can store those files on a server and stream them anytime, from anywhere. Well, a DVD to digital conversion will cost you a few bucks. But, you can accomplish the same thing by yourself.
You can connect keyboard, USB hard drives as well as gaming controllers to your Android phone or tablet using a USB OTG adapter. Have a look on this tutorial.