But that tweet is dated 2nd February 2025. The Vercel-hosted site is lying about the date.
I don't think Google's "before" filter actually works. It looks to me like blog spammers have figured this out and now habitually back-date their posts to a date well before they were written.
Dang- Good looking out, I think you’re right. My fault for not checking the links first!
Well played spammers… that totally throws a wrench in my Google dorking scraping strategy ;( lol
Below worked for me
intext:"vibe coding" before:2025/02/01