He was gonna say he fed the fries to a house sparrow and the guy waiting around the corner was going to harass him for feeding an invasive species. I guess the joke is that the author sees humans as the most invasive species (which, as an aside, is a bad take when you think about indigenous peoples of our species)
Does anyone else just shuffle them around every few months to a new place, just to feel productive? I had them in a bookmarks folder for a while, then saved in a desktop folder, and just last week i consolidated them in a LinkWarden repo