That's such a beautiful summary actually. I didn't really think about what I was making until I read that. Thanks a lot :)
Highest score I could get was like 2381.
Pipe stacking problem is real, I think I introduced a bug last minute as there should be a safeguard in place preventing you dropping pipes on existing ones... Would have been nice to get that as well as a "skip intro" / "restart" button but such is the nature of things ;D