One recommendation which may be really obvious: don't release any source unless you want to simulate that the source has been released in the "game" world. If

One recommendation which may be really obvious: don't release any source unless you want to simulate that the source has been released in the "game" world. If you want to release any source code for any segment of the challenge, while the challenge is ongoing, it will be torn apart by the competitors for bugs. Because, as Erin said: "...pretending all our bugs were intentional, to make things more like the real world!"