I think you're definitely getting it, but you're also trying to see how these combinators are useful or at least usable. That's a bit of a tricky question becau

I think you're definitely getting it, but you're also trying to see how these combinators are useful or at least usable. That's a bit of a tricky question because as @carapace mentions, you'd need to start combining them in interesting ways to get anything useful out of SKI.