It seems like there's a better way to go about this than my method. I was motivated to do this not because I don't like GCD (I still don't) but because I really like Go and IPFS and didn't think that iOS should be left out of the party.
But, looking at it again, I still don't think GCD is all that great. This seems to have been intentionally designed to be different from the way so many other systems handle the issue - or at least, different enough that its still relatively discomfiting to attempt to port something away from iOS and not just to it ...
https://github.com/seclorum/ios-go-ipfs
It seems like there's a better way to go about this than my method. I was motivated to do this not because I don't like GCD (I still don't) but because I really like Go and IPFS and didn't think that iOS should be left out of the party.
But, looking at it again, I still don't think GCD is all that great. This seems to have been intentionally designed to be different from the way so many other systems handle the issue - or at least, different enough that its still relatively discomfiting to attempt to port something away from iOS and not just to it ...