I doubt that ideomatic code is easier to write in C once you switch to Fil-C. Your code will just get killed by the runtime whenever it does something it should

I doubt that ideomatic code is easier to write in C once you switch to Fil-C. Your code will just get killed by the runtime whenever it does something it should not do (and the compiler does not catch). You need to think about that stuff when your runtime enforces it.