This assumes there's a choice. If there's no jobs to be had, then the choice is "sell stuff or starve".
Not all small businesses need capital to start. And a lot that did start with capital didn't really need to (I've seen so many people rent an office as their first move, for a business they could easily run from home).
To use your analogy: imagine if the government wrecked your house, but left you with the mortgage. You can't move anywhere, can't buy another place, can't rent anywhere. You'll have to rebuild from the rubble.
Nobody should be paying for COVID-19, but everyone will be. I don't think there's any amount of financial magic or government support that can rescue small businesses from an indefinite loss of all their revenue.
Not all small businesses need capital to start. And a lot that did start with capital didn't really need to (I've seen so many people rent an office as their first move, for a business they could easily run from home).
To use your analogy: imagine if the government wrecked your house, but left you with the mortgage. You can't move anywhere, can't buy another place, can't rent anywhere. You'll have to rebuild from the rubble.