You know, I think you’ve hit on the answer.
From now on I will become a total couch potato while drastically upping my alcohol intake. That luxuriant head of hair I once had is bound to return. And when’s the last time you saw a bald zombie, huh?
Relatively few people are completely, all-over, bald. Many balding people shave the remaining hair or at least keep it very short. If they didn’t, and wore a hat or cap, you wouldn’t notice the bald spot.
There’s also the secret hobo comb-over…
So your saying there are lots of bald homeless people, but natural selection kills them off before they can reproduce? 