Apple TV allows you to stream content for all you apple devices to your tv. It also allows you to turn any tv into a smart tv and access netflix, facebook, and so much more. Definitely worth every penny.
Roku 1: Instantly stream your favorite content by connecting your TV to the Internet. Get set up in just a few easy steps, and access more than 2,000 channels of streaming entertainment. Find movies and shows in a flash with one-stop search or use your compatible device as a Roku remote.
Roku 1 question....regarding Youtube
Will it stream youtube without problems?
Yes it will stream youtube without any problems as long as you have a reliable wi-fi connection.