No such issues on the latest stable Firefox on Linux here. The background is one of those that looks like it might cause issues while scrolling with a lot of m

No such issues on the latest stable Firefox on Linux here. The background is one of those that looks like it might cause issues while scrolling with a lot of monitors though, are you sure it's the site / some software and not your hardware? Edit: similar to these patterns: http://www.lagom.nl/lcd-test/inversion.php#invpattern http://www.lagom.nl/lcd-test/inversion.php#invpattern