Because Rust didn’t exist when sqlite was started?

I’m hoping that’s one of the first lines on the page

Edit:

Okay there is a section about Rust that it’s at the top of

None of the safe programming languages existed for the first 10 years of SQLite’s existence. SQLite could be recoded in Go or Rust, but doing so would probably introduce far more bugs than would be fixed, and it may also result in slower code.