Powersaving feature seems quite plausible, since 'reset event trigger' feels incosistent. Most of the times you need to open duckduckgo, input something on the search field and click, but not always. Feels like there's also a time component.
I haven't rebooted my phone for 28 days, so I'm starting that.
Let's call this a false alarm for now.
While he's at it, he'll probably start patent trolling Linux community for X window system.