> A virtual filesystem for speeding up the performance of source control checkouts.

To describe it as a filesystem matches my thinking [0]: "It already resembles a network file system, so it should provide an interface nearly as easy to use."

If it really takes off as an Open Source project, we might be able to "mount" repostories eventually.

[0] http://beza1e1.tuxen.de/monorepo_vcs.html