spodermenpls

Already has been discussed over here: https://github.com/kkapsner/CanvasBlocker/issues/381 Long story short, don't worry about it, it's just a Firefox quirk, CanvasBlocker doesn't actually use Container Tabs.

Generally, the Canvas API protection should be disabled for browser games like the one you mentioned, since it serves no purpose there. Maybe there is something wrong in particular with...