It is huge, but real (see https://news.ycombinator.com/item?id=47258500)

Browsers, videogames, and Microsoft Excel push computers really hard compared to regular applications, so I expect they're more likely to cause these types of errors.

The original Diablo 2 game servers for battle.net, which were Compaq 1U servers, failed at astonishing rates due to their extremely high utilization and consequent heat-generation. Compaq had never seen anything like it; most of their customers were, I guess, banking apps doing 3 TPS.