If you live in Phnom Penh, you’ve seen this guy. You may be this guy.
The krama symbolizes exoticism and a sense of adventure, while the beard symbolizes rakish virility. The Moleskine and large, unwieldy camera indicate they are serious Travelers who are not to be lumped in with the backpacking riff-raff.
I think it’s some kind of weird mating display, personally.