The market doesn't concern itself with small businesses like restaurants and barbershops and the like because as long as the demand is there (and it is there in spades), new ones will pop up.
That's the law of the jungle.
Actually, Wall Street money is pouring into the Biden campaign. Dems talk about getting Wall Street but they are just demagoging for votes. They are easily bought.
The market is betting on Jerome Powell and the Fed borrowing money into existence in perpetuity to buy up all bad debt, no matter how much the underlying entity deserves to fail and be wiped out.