Crowds like this have been protesting for months. I saw similar images from various cities at the first 50501 protest. As another commenter posted, media simply hasn’t been covering them.
Please don’t confuse a lack of coverage for a lack of protests.
Successfully foraging in nature is naturally rewarding.
And if that’s not a satisfying answer, just note that one’s idea of “fun” tends to change around the time they reach their 30s. I’d be stoked to find edible plants in the wild.