Linus Torvalds himself also said this and basically positied he thinks Valve will be the company that brings us to a working desktop ecosystem by deciding on a universal desktop app packaging format.
I saw a video recently about the history of x11 development from retro bytes on YouTube and it is pretty much exemplary of the nature of open source development. I think I understand this whole conundrum a bit better.
Appimage may be the closest thing to the “executable” that Linus is talking about in that specific conference I mentioned.
Debconf14 QA with Linus Torvalds
Here is an alternative Piped link(s):
https://www.piped.video/watch?v=R-N-fgKWYGU&t=0
Piped is a privacy-respecting open-source alternative frontend to YouTube.
I’m open-source; check me out at GitHub.