When I was growing up, we did not have a key to lock our house. I was a "latch key kid", both parents worked, but I never had a key. I remember meeting someone

When I was growing up, we did not have a key to lock our house. I was a "latch key kid", both parents worked, but I never had a key. I remember meeting someone who locked their front door as a matter of course, and thinking that was so curious.