Considering most people watch TV every day for hours, I'd say learning a new language is definitely a better choice.
actually, foreign language TV is a pretty good way to stay up on it. leave on sub-titles if you're out of practice.
Hydrogen is eventually coming one day. Just not for cars. Your grandkids will probably fly on airliners running hydrogen fuel, . .
Hindenburg. I believe it was called the Hindenburg.
We spend billions on "defense" which isn't actually defending our territory. It's a jobs program for defense contractors that makes expensive weapons, used to play chess with the world. The real enemy that destroys towns is fire
Especially fires set by grenades and missiles.
Surprise due today. Also the rent.