If you could stop someone you hate (or whom you envy, or who you think is unfair, or ugly, or stupid) from using #BitcoinCash, then it wouldn't be #BitcoinCash anymore.
Yesterday BCH: 560716-557416=3300 memo txs. num of tx📈137.2%, account for 18.3% of all BCH txs(18049) BSV: 806879-806664=215 memo txs. num of txs📉51.1%, (165528) BTC: (334468), BCH/BTC=5.4%