[addaon]

But we know that in the medium term, growth is limited to cubic; and in the long term to quadratic. Building a society that depends on a few centuries or millenia of exponential growth is designing for failure when that asymptote is reached, and all the assumptions about future growth are violated.

[goatlover]

You're talking about centuries from now, when technology and culture could be very different. We might spread out through the solar system. It's not something to worry about now.