Thanks, this are all really helpful pointers! It's particularly useful to find Lattice, which seems to be a simpler entry point than a full CF setup.
In any case, we started the Lattice effort last year to make it easier for people to play with Diego without having to stand up a whole Cloud Foundry installation.
My only Lattice-related claim to fame is not knowing what is was: https://github.com/pivotal-cf-experimental/lattice-app/issue...