Liability. If a "prohibited" transfer is made from this address (e.g. buying something on the dark web), the person identified can be held liable and convicted for this "crime".
Sorry, it makes no sense. The user is already KYCd by the exchange and potentially liable for anything downstream, with or without this snake oil protocol.
Yesterday, there were 47449 txs on BCH chain, 248282 txs on BTC. BCH tx dominance=BCH/BTC=19.1% 1450313-1449866=447 memo txs, 📈34.2% (compared w/ prev 333), account for 0.9% of all BCH txs
It's crazy how some people try to link anyone who does dies to ivaccination. In a world where billions are vaccinated that just shows you can't take anti-vaxxers seriously.