Here's what Google's Gemini had to say about it when I asked:
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What does this say?
VVu7 d0 y00 4ll th1nk 4b0ut 1337$p34k? 1 h4v3nt 8u$t3d 1t 0ut 51nc3 m1ddl3 5ch00l, 8ut m4y83 th3r3’5 p0t3nti4l #3r3.
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This is written in l33tsp34k (leetspeak), an internet language that replaces letters with similar-looking numbers and symbols.
Here's what it says when translated:
"What do you all think about leetspeak? I haven't busted it out since middle school, but maybe there's potential here."
Looks like I might be moving to Proton Pass after all! I'll give them some time to see what they do about this, but will happily give my money to someone else and migrate friends/family as well.