Google knows everything about us but we know nothing about Google. - Joe Armstrong

If we combine git and bittorrent we got gittorrent.

We could of course redefine compose to a version of compose that work with debugging with debugging things. That would be horrible. That would mean we would need to compose pure functions. We would need to compose functions for debugging and everything on the planet.

What did it work for this guy and not for me? Well, it's because machines were in different states when we performed those operations. The number of possible state of the machine is a really great number.