Sorry to be off-topic, but the site partially disables my input, i.e. causes high lag. It makes it unusable. I'm using Firefox on a modern PC. Opera seems to r

Sorry to be off-topic, but the site partially disables my input, i.e. causes high lag. It makes it unusable. I'm using Firefox on a modern PC. Opera seems to run fine, but it maxes out two cores. Uhhh...?