I think this is a sign of the times, on two counts, that NPR broadcasts a segment about how to cook backyard greens -- "prepping" has gone mainstream, and with the economy what it is people are eating things that they never would have in the past, just because they're cheap (or free!).
~ grower

Taming Those Wild, Stinging Backyard Greens Into Dinner

by Larkin Page-Jacobs
On a chilly grey morning I come across a big, lush patch of nettles in a Pittsburgh park. Leah Lizarondo, the food writer who brought me here, has her hands wrapped in old plastic bread bags.

Those bags are crucial because touching stinging nettles with your bare hands can be pretty unpleasant. "It's like something pricked you, like a little ant bit you, and then it starts being a little painful," said Lizarondo.

More at the link.