Is that true?

https://www.khronos.org/registry/webgl/conformance-suites/1.0.0/extra/lots-of-polys-example.html. This page has been found to completely lock the desktop on OSX, reliably crash XP machines and cause GPU resets on Windows 7.

People laughed at those who use script blockers. Now that their computer entered a permanent lock, their laughter can no longer be heard.