I wonder if this change will have any impact on multicore OCaml (given the reduction of allocation)? I don't know the internals of OCaml that well but multicore

I wonder if this change will have any impact on multicore OCaml (given the reduction of allocation)? I don't know the internals of OCaml that well but multicore support has been my BS reason for not embracing OCaml albeit Mirage is looking better and better every day.