The implications of space travel have long set the brains of nerds racing. What are the implications of faster-than-light travel? How best to terraform Mars? Will a corporate space grab leave us all to wither away in lunar dystopias?

And, of course, how will we regulate commerce?

The latter may seem like the theme of the most boring science fiction novel ever written, but PayPal (EBAY) on Thursday said it’s launching a project to ask the basic questions that might arise from economic exchanges outside the earth’s atmosphere. The system, called PayPal Galactic, will probably provide less insight into the future regulatory framework of the heavens than it will into the strange fantasies that make Silicon Valley billionaires tick (see Singularity, the.)

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