A bit offtopic how does pkg/errors compare to https://github.com/juju/errors/ https://github.com/juju/errors/? I see the former is much more popular but the lat

A bit offtopic how does pkg/errors compare to https://github.com/juju/errors/ https://github.com/juju/errors/? I see the former is much more popular but the later seem to be nicer, I especially like the deferred annotations, since it's easy to use them to include function arguments in the stack trace.