[watchfirst9]

Regret is of no use.  It is too late.

The gap between first dose and second dose is around 12 percent, much bigger than Sg when they approved vaccination for young earlier..   

STAT/HarrisPoll: Omicron forces Americans to rethink some ...
https://www.statnews.com › pharmalot › 2021 › 12 › 16 › covid19-omicron-mask-pandemic-poll
So far, almost 73% of the U.S. population, or more than 239 million people, has received at least one Covid-19 shot. And 61% — or approximately 201 million people — are fully vaccinated, according...