The loss of jobs and income is going to have cataclysmic cascading effects, worse than if a few large companies had gone under. It hasn't even started yet.
What's there to link or elaborate? Look at the number of people applying for unemployment (I looked it up for you [1]). With a record number of people on unemployment and no real end in sight to the pandemic, something has to break.
Basically, it doesn't matter how quickly we re-open if people don't have any money to spend, don't feel comfortable spending, and aren't leaving their homes.