The good news is that background tabs playing audio or maintaining real-time connections like WebSockets or WebRTC won’t be affected by the 1% CPU usage limit.

Google Chrome engineers are working on a throttling system that would impose a limitation on the number of JavaScript (timers) operations that unfocused background tabs can perform. According to ...

Google speeds up Chrome by compiling JavaScript in the background February 13, 2014 - 6:44 pm ... Listen to the ‘world’s first’ song made by a quantum computer and AI. 3.