Emacs: Open with macOS app

from blog lmno.lol @alvaro, | ↗ original
On a recent Reddit comment, tdstoff7 asked if I had considered writing an "Open with" DWIM shell command for those times one would like to open a file externally using an app other than the default. I hadn't, but nice idea. Take images as an example. Though Emacs can display them quickly, I also open images externally using the default app...