Fine exploit the difference between. Arbitrage connotation has expanded more broadly to reflect meaning exploit the difference between but granted this is not the true meaning of arbitrage. 

grayruby

is arbitrage really the right word for that?

zodthebarbarian

This is true for a hyperbitcoinized world as well, although the interest rate will likely be higher so you'd have to be quite good at it to pull it off.

mudbloodvonfrei

I believe they try to live off dividends mostly. 

is that really not common knowledge? isn't that the theory behind FIRE?

What do you know that most people don't know?

In a fiat world if you own a large enough basket of assets that increases in value in excess of your interest cost of borrowing against it you don't really ever need to work or do anything productive you can live off the arbitrage between the two. 