x1 cancels upvote-or-downvote for / "unlikes" x2 in system x3
Refers to systems (chiefly on the Internet) that keep a running tally of approval-votes, and sometimes disapproval-votes as well. See 2 in system x3">ma'udzau, 2 in system x3">ni'udzau, adzau, nildzau, kansele, | >< |.">co'u