The go team have done amazing work minimising mutation pause times. I'm skeptical I would ever be comfortable using it for code that close to the metal, but if

The go team have done amazing work minimising mutation pause times. I'm skeptical I would ever be comfortable using it for code that close to the metal, but if any mark and sweep garbage collected language is going to one day reach a point where that's solely prejudice on my part rather than part prejudice and part technological realism go is probably the most likely candidate.