NO!! But, I would not be opposed to some type of app on the boxes that support it, one that can be dismissed or controlled by the user.
 

-----Original message-----
From: Sean Donelan <sean@donelan.com>
Sent: Fri 03-08-2019 04:22 pm
Subject: Should Netflix and Hulu give you emergency alerts?
To: nanog@nanog.org;

https://www.cnn.com/2019/03/08/tech/emergency-alert-netflix-hulu-streaming/index.html

New York (CNN Business) The federal emergency alert program was designed
decades ago to interrupt your TV show or radio station and warn about
impending danger — from severe weather events to acts of war.

But people watch TV and listen to radio differently today. If a person is
watching Netflix, listening to Spotify or playing a video game, for
example, they might miss a critical emergency alert altogether.

"More and more people are opting out of the traditional television
services," said Gregory Touhill, a cybersecurity expert who served at the
Department of Homeland security and was the first-ever Federal Chief
Information Security Officer. "There's a huge population out there that
needs to help us rethink how we do this."

[...]