> Doesn't it self-regulate though ? Possibly in an ideal world, but not in this one (or certainly not on any timescale that I'd regard as acceptable - human li

> Doesn't it self-regulate though ? Possibly in an ideal world, but not in this one (or certainly not on any timescale that I'd regard as acceptable - human lifetimes, and working lifetimes especially, aren't that long in the grand scheme of things and I'm already at least half way through on both fronts).