If someone with a fairly good life does it, what do you think someone capitalism and greed has driven to desperation might do now that we've seen how wildly effective it is?
Whoever took the original picture likely used a phone or camera to actually take a picture of a computer screen. I think I can see screen refresh artifacts in the image, too. It's mostly an illiterate computer user trend, or maybe someone in a hurry to capture a picture of someone else's screen.