But there's also a difference between $2T dollars invested over a long time horizon, dripping out of the collective budget of (hopefully) more than one country and spending it in one chunk across the whole of society.
Again, a lot of it is forward planning - extra resources, hedging against future threats etc. I'd rather they start active planning in case we have to, rather than waiting until it's almost too late (like we have with some issues on Earth as it stands).
Balancing investment at the expense of present day spending is a standard knife-edge for governments around the world. It's a sucky balance to have to strike though.
Again, a lot of it is forward planning - extra resources, hedging against future threats etc. I'd rather they start active planning in case we have to, rather than waiting until it's almost too late (like we have with some issues on Earth as it stands).
Balancing investment at the expense of present day spending is a standard knife-edge for governments around the world. It's a sucky balance to have to strike though.