I agree largely, even wrote a post:
https://steemit.com/economy/@the-traveller/trendlines-over-headlines-why-the-world-is-doing-much-better-than-you-probably-think

The TV industry is not made to inform but to grab attention, mainly to refocus that attention to ads. That sums up its whole purpose.
HOWEVER:
That was the first version, it is like aspirin compared to the attention industry on the internet which is more like oxycodone.

You have to be conscious of how TV was overtly present and easier to identify as a time waster.
Our digital devices are much more insidious in claiming our attention:
try installing rescue time to track how much time you spend, and most importantly what you spend your time on when you are online. It might surprise you https://www.rescuetime.com/

I think digital addiction is one of the most underestimated health hazards out there Simon Sinek says it well starts to take about the digital aspects @2:31