> Nearly all systems have the ability to call libraries written in C. This is not true of other implementation languages.

This is no longer true. Rust, Zig and likely others satisfy this requirements.

> Safe languages usually want to abort if they encounter an out-of-memory (OOM) situation. SQLite is designed to recover gracefully from an OOM. It is unclear how this could be accomplished in the current crop of safe languages.

This is a major annoyance in the rust stdlib. Too many interfaces can panic (and not just in case of an OOM), and some of them don’t even document this.