In case anyone stumbles across this six-year-old thread, here's another solution to the problem of the Unplugged app not being available, using a KM feature that didn't exist then, the Power Status Change trigger.
In case anyone stumbles across this six-year-old thread, here's another solution to the problem of the Unplugged app not being available, using a KM feature that didn't exist then, the Power Status Change trigger.