The average global temperature has been rising steadily with greenhouse gas emissions, for over 50 years, but sure we’ll just ignore that and say it’s impossible to know.

We only have the one planet, sometimes you can’t get multiple data sets. But you can certainly study the things that are happening and make predictions based on that.

“It’s hard to link changes in climate to climate change”

Is the author stupid?

Let me address your concerns.

Leaving their hand and going into mine is about as instant as it gets.

Excel and open source equivalents exists.

Buy a safe and keep your damn mouth shut.

Don’t be a criminal, or don’t do 2 crimes at once.

Production cost is irrelevant to how fast the currency goes from person to person.

Any currency will have a lag for economic stimulus. That’s not a currency issue it’s a human emotion and thought issue.

I can go to the next state and pull out a thousand dollars in cash, come back, pay for my stuff, and now it is practically impossible to tell who has what bill, when they got it, what it was used for, or anything else about it after it left the bank. Your mechanic and grocery store don’t catalog the serial number on every bill they get for every transaction.

Cash is instant. It leaves their hand and goes into mine.