Fxxk you chrome.
Idle Detection - Chrome Platform Status

GitHub - WICG/idle-detection: A proposal for an idle...
disable idleDetection api:
[ chrome://settings/content/idleDetection ]

How to block sites from requesting Idle Detection AP...
test website of idle detection api
Ephemeral Canvas

Chrome 94添加存在隱私爭議的閒置偵測API，Firefox和Safari不跟進