One thing it seems to be missing is the bash

    >(wc)

which is obviously only useful with a few things like tee, but still useful.

dag from GitHub came up with[0] a quick way of using psub:

    bind \es 'commandline -ij "(|psub)"; commandline -f backward-word backward-word'

[0]: https://github.com/fish-shell/fish-shell/issues/719#issuecom...