I'd truly love to hear a good counterargument to this. I've argued much the same thing only to have the same opposing talking points restated verbatim.
You and the parent posters are assuming that everyone lives on their own and that younger people don't live with or take care of older people. Once things open up, employers will expect younger employees to show up. Couple that with asymptomatic transmission, how do you practice social distancing in a closed home?