https://greasyfork.org/en/scripts/466065-blur-on-inactivity with additional features
These are all versions of this script. Show only the versions where the code changed.
changed run-at to document-end instead of document-body for better combability with more websites
Minor fixes and additions
Added a blur now button in the lower right corner of the page
Accidentally set the blur interval to be 1 seconds, adjusted to 30
Implemented a better method to prevent click through when blurred