5. You find a co-founder CEO to run Tarsnap, Inc. from Silicon Valley. The CTO remains in Canada. Lawyers handle the messy details.<p>This is kind of what Oculus does. John Carmack is in Texas with a small team, while most others are in California.<p>You retain absolute control over the core technology, but help your co-founder turn it into something more marketable and user friendly. Some of the Tarsnap GUIs authors might be interested in helping.