Here's a story from Reddit about someone using these systems during over-the-board play to cheat: https://www.reddit.com/r/BestofRedditorUpdates/comments/xigymh

Here's a story from Reddit about someone using these systems during over-the-board play to cheat: https://www.reddit.com/r/BestofRedditorUpdates/comments/xigymh/oops_local_chess_club_is_run_by_an_extremely/ https://www.reddit.com/r/BestofRedditorUpdates/comments/xigy...