> Various people have claimed that Bun in Zig had a lot of tech debt. If they’re to be believed,

This is one of the funnier takes on the rewrite. Bun was held up as a flagship Zig project for years. Then they chose to rewrite in Rust and everyone up to the Zig author has suddenly switched to claiming that Bun was terrible code all along.

If what they're claiming is true then what were they supposed to do? Go "Hey guys, it's the biggest project in Zig and it sucks, don't look at it"? Not exactly a good PR move.