Our guy Liu Cixin likes his exposition dumps, but damn if they aren't terrifyingly close to home sometimes! This one paints a horrific hypothetical on rampant capitalism. Read it for yourself and try not to be freaked by how relevant the piece is!
In a future where aliens hover in limbo above Earth, a hit man questions why he was tasked with "processing" a number of homeless people, and stumbles on the history of these interstellar migrants.