Next time you are downloading a movie or setting up a Plex server, skip the massive 50GB 4K file. Look for the label. Your hard drive—and your eyes—will thank you.

: Post a high-res still from a classic film with the dialogue removed.

Q: What is the difference between 3K and 4K? A: 3K has a resolution of approximately 3000 pixels horizontally, while 4K has a resolution of 2160p (approximately 4000 pixels horizontally).