A lot of what the 'Culture' is about is a reaction to all the science fiction I was reading in my very early teens.
Iain BanksDead Air' is full of rants; it's a rant-based book. Yes, it's self-indulgence. I plead guilty; mea culpa.
Iain BanksIt looks perverted and wasteful to us, but then one thing that empires are not about is the efficient use of resources and the spread of happiness; both are typically accomplished despite the economic short-circuiting - corruption and favoritism, mostly- endemic to the system.
Iain BanksI'm too drunk to recall much of what I've said. Which, come to think of it, is probably just as well, judging by the way people who are normally quite sensible dissolve into gibbering, rude, opinionated and bombastic idiots once the alcohol molecules in their bloom-stream outnumber the neutrons, or whatever. Luckily, one only notices this if one stays sober oneself, so the solution is as pleasant (at the time, at least) as it is obvious.
Iain Banks