Hey, it doesn't look obfuscated to me?

All my usernames & passwords are hunter12 and I don't mind sharing them everywhere because my smartphone always automatically turns it into asterisks because someone on 4chan told me so.

Art of Reverse Scraping. Now the previous commenter will get at least a couple known good Signal handles to spam for a little.

a/s/l?

Probably just two or three ultra-nerds.

Nope. Its not used for continued conversations. Just for starting them. If you change your username, your contacts will not see any difference.