[explainplease]

Thanks for the updates. I have contributed to related discussions on GitHub for several years, but I haven't been able to keep up with all the issues.

> fwiw I find the sanity fish brings to process substitution with sane tokenization and automatic escaping of shell substitution output to be a huge boon to productivity over writing in (ba)sh.

I completely agree, this is why I would much prefer to use fish for scripting when feasible. I'm glad to hear that the scripting is being improved.