How Does Region Locking Work?

Region locking – when a stream or disc only works in a certain part of the world – is super-common and super-annoying. Why and how is it implemented? Thanks to Audible for supporting our channel. Get a free audiobook with a 30 day free trial at http://www.audible.com/techquickie. Follow: http://twitter.com/linustech Join the community: http://linustechtips.com source

Interlaced vs. Progressive Scan – 1080i vs. 1080p

What’s the difference between 1080i and 1080p? Does it actually matter? TunnelBear message: TunnelBear is the easy-to-use VPN app for mobile and desktop. Visit http://tunnelbear.com/linus to try it free and save 10% when you sign up for unlimited TunnelBear data. Follow: http://twitter.com/linustech Join the community: http://linustechtips.com License for animation used: https://creativecommons.org/licenses/by/3.0/legalcode source