Herd Immunity is Near Antibodies & T-Cells Help 90% so Why Not Protect Elderly & Obese for Shorter Period of Time?

Translate:

The talking heads keep acting like only about 3,000,000 Americans have been wuhan infected when the reality is over 30x that, and one report says the antibodies after infection cause.immunity in 9 out of 10 cases, so why not let the young and healthy people be exposed to more quickly achieve herd immunity, in order to shorten the time that the elderly and obese have to stay on the down low?