I think the way to fix this is: 1. Have the stable ABI be opt-in similarly to how the C ABI is opt-in in Rust (`#[repr(stable)]` or similar) 2. Have the stabl

I think the way to fix this is: 1. Have the stable ABI be opt-in similarly to how the C ABI is opt-in in Rust (`#[repr(stable)]` or similar) 2. Have the stable ABI be versioned. So it would actually be `#[repr(stable_2026)]` or whatever