alt Hacker NewsIf someone shows it to you, you'll recognize it. It's when one frame shows part of the prior frame and part of the next. It's most visible in moderate speed horizontal pans as an interruption in vertical lines in the picture.
It's nice to not have tearing. But IMO the functionality loss vs X11 isn't worth it for anything but a dedicated media playback/editing device.
> It's nice to not have tearing.
If you're running AMD hardware, try enabling the TearFree option. [0] I've been using this for years and years and years and it works fine.
[0] See this for a config file you could plop into place: <https://news.ycombinator.com/item?id=44375247>