Nice! Yeah, using protobufs seems reasonable. Re. GC, Racket has support for "freezing" values in place to prevent the GC from moving them, but freezing too man

Nice! Yeah, using protobufs seems reasonable. Re. GC, Racket has support for "freezing" values in place to prevent the GC from moving them, but freezing too many values can impact the GC's operation so I'd watch out for that if that's possible in OCaml.