DC:
As for me, I'm lucky enough to have had my second dose of the Bio-tech vaccine over a week ago now.
..............................................................
.......since I'm the only member of my family to achieve immunity.

It takes several weeks for immunity to build up and, even then, the jab is only claimed to be 90% effective.

If you read what he wrote, he's had his second dose. It takes several weeks after the first jab to achieve immunity.