Not OP, but IMO voting on the individual snippets with just Upvote/Downvote/Flag would suffice as editing other's content would cause unnecessary friction and in-fact goes against the ethos of Internet forums e.g. here, reddit etc.
Not OP, but IMO voting on the individual snippets with just Upvote/Downvote/Flag would suffice as editing other's content would cause unnecessary friction and in-fact goes against the ethos of Internet forums e.g. here, reddit etc.