This is not a hack. This is a “legitimate” researcher trying to get into the device. No one else had thought of it before him. Now the whole world knows, and teenagers in Romania will be building devices to break into Alexa.
Who paid the guy to do this?
I’d tend to think that discovery and publication of such exploits, before they’re exploited in a malevolent manner, is a public service. Sort of “white hat” hacking, if you will.
It’s China