I was a sceptic for a very long time, as there were some insane claims in the beginning, but those seems to have died down, and now we can actually talk about a

I was a sceptic for a very long time, as there were some insane claims in the beginning, but those seems to have died down, and now we can actually talk about a real thing, instead of some fantasy. From what is left, seems to be very similar to Nim - tracing GC with escape analysis, compiling to C, optional way to disable GC. How does the two compare?