Listerine ad from 1920.

Listerine ad from 1929.
Ozzie Osbourne wants to know why he isn't dead yet. He has asked to have his DNA tested by a Massachusetts firm to determine why he's lived so long after many decades of drug abuse. A company spokesperson said they will study his genome but the project may not give a definite answer to the former Black Sabbath frontman's longevity. It will likely help scientists understand how DNA and the environment interact, which is the essence of genome mapping, I guess.
There are neighborhoods of these houses being built, with sidewalks, a bank, a grocery store, a post office, a park, etc. Are these the future of retirement living? I'd love to have one. But my house is already 1,000 square feet, so I guess I'm ahead of my time.