I see oblivious and naive people everywhere all the time (eg phone scams)

> they were way more cautious and aware of their surroundings than modern people living in the west are

Thanks for assuming I'm just a stupid guy from the West.

> all of their valuables in front of the front door where everything is visible

Of course not, but there is a lot of things what can tell you there could be valuables there. Ruined flat in a commie block is one thing, but a freshly renovated flat in that commie block is another thing.

If you think a little you can, probably, understand why I know that.