[lmm]

Only if the setup needs to be zero-trust. Systems of correspondent banks etc. worked very well even in times where worldwide communication took weeks, and even today there are e.g. traditional Islamic money-transmission networks that operate extremely efficiently because they rely on trust.

[edgyquant]

True I’ve been reading the culture series lately so my vision was off a truly decentralized series of habitats. I could see a trustless ledger being a solution to them all wanting to trade currency etc but not necessarily being a single coherent group. Then again as I said I may just be reaching.

[lmm]

It's hard to imagine that such a collection of habitats would have bigger cultural differences, and lower trust, than people at opposite ends of the historic Silk Road (say), though it's not completely impossible.