Sub 20mil$ in longs on Bitfinex! Yet we continue to go up and there is really a lot of money on Bitfinex waiting to get used for longs
I guess maybe a push to 400$ is in.

Probably because Bitcoin is currently safer than leaving your money in a bank. Instead of negative interest rates, you'll probably gain 50% or more off current price from halving.
He meant safer than leaving your money on a bank.

It's a common mistake.