Sure, it could be. I wasn’t defending him.
Just please don’t think most of us using “88” or “888” for hinting Nazis, and “666” for praying Satan.

No, 88 is not a bad number. “88” is pronounced like “發發” in Taiwanese, which means ‘making fortune’. And you might also see Taiwanese people using “168” in their usernames, as it has similar meaning.

It’s confusing. Thought it was something sandboxed.

What about mTLS? Since you are already on Cloudflare, you might consider their client cert feature, which blocks all incoming traffic without the cert. However, you do have to manage it and set it up on all your devices.