26.3ns on average.16-17ns on average.deno bench97 instead of -97 is twice as fast btw
void when defining symbols40nscallback: true. Fast API will throw if you try to call into JS so we need a way to mark functions that may call back and use slow calls for those.

new Uint8Array(buffer) can be surprisingly slow. If you can move it up out of the loop / bench it will probably help a lot.