There's really no reason 95% of issues couldn't be caught through self diagnostics. The easiest thing for the button press is to rely on repeated presses at lon

There's really no reason 95% of issues couldn't be caught through self diagnostics. The easiest thing for the button press is to rely on repeated presses at longer intervals, like 3 presses with at least 15 minutes between the first and last within a 2 hour window.