Concorde didn't fail because of that. Concorde only sat 128 people it wasn't made for everyday traffic for the most of us, it was niche expensive experience for the few.

Not sure why the majority need encryption like that. For public safety I'm happy if it stops terrorists bombing our children etc.

Is it just luck that 16:9 is 4:3 cubed. I'd always assumed there was a reason though never really investigated the thought

It's still liquid/fluid until a force is applied to it though so under normal conditions it's still a fluid right?

Doesn't glass also change shape just really slowly like over 100s of years. I was told this when on Venice years ago.

Until 2017 china couldn't even make a ball point pen. They now import the ball from it so they can make pens. China is a very low tech country who don't invest in r and d. In today's world it's getting harder to steal teach so they are worried. I've no doubt china will fall back into itself like the past and turn into a 3rd world country again. It had not even invented made glass for drinking, windows, reading etc from r 100s of years as it was chasing its own behind thinking China was a perfectly acceptable medium to drink from. Both the middle East, failing once they loose their oil exports and china with it's cheap that experts will fall back to 3rd world states

How American