But hurts all the small businesses and people who are laid off due to prolonged closings.
Economic declines cause very real harm to real people -- mostly the working poor.
People lose their jobs, their houses, and their healthcare in recessions.
You may feel immune if you're a tech worker -- and you may be for a time -- but you're not immune to layoffs either.
PS (edit): oh, and it also wouldn't really keep businesses from preparing for a pandemic, because of pandemics strike one once in several decades this will be long enough for market forces to have preparing companies displaced by those who don't. The market favors the optimist who bets on no pandemic happening in their lifetimes.