The gov.uk Design System calls this the "Exit a page quickly" pattern [1], with an associated component [2]. It can be activated by clicking the Shift key three times.
There's this nice blog [3] that explains why they chose Shift instead of other keys, and also gives a nice overview of the pattern.
There's this nice blog [3] that explains why they chose Shift instead of other keys, and also gives a nice overview of the pattern.
[1] https://design-system.service.gov.uk/patterns/exit-a-page-qu... [2] https://design-system.service.gov.uk/components/exit-this-pa... [3] https://beeps.website/blog/2024-10-09-why-govuk-exit-this-pa...