Literally, billionaires could chip in and have the 5.7 billion dollars for the immoral wall...

... in less than 3 days.

A 'Fundamentally Inhuman' Economy: 26 Billionaires Own as Much as World's 3.8 Billion Poorest People
While the wealth of billionaires increased by $900 billion last year, or $2.5 billion a day, latest Oxfam report on inequality shows "this bonanza has not been felt by the poorest half of the world, which saw its wealth decline by 11 percent."

[link:https://www.commondreams.org/news/2019/01/21/fundamentally-inhuman-economy-26-billionaires-own-much-worlds-38-billion-poorest|]

We need to be paying attention to who is benefitting from the shutdown. I'm sure there is plenty of evidence of the billionaire "class" being the ones who gain the most while the rest of us transfer more of what little we have directly into their yacht fuel tanks.