Luckily, with the design of generics as it is now, we'll be able to add the parts that are missing from this proposal ourselves in custom libraries. And even if

Luckily, with the design of generics as it is now, we'll be able to add the parts that are missing from this proposal ourselves in custom libraries. And even if the Go team doesn't implement generating efficient machine code for higher order functions, it will only matter in the 1% of the codebase that is performance critical, and I will gladly switch that to a loop.