Off-topic:

And as the world consolidates and bifurcates into lumbering mega-corporations and nimble scavengers and upstarts,

This is exactly the speciation that happened with dinosaurs / mammals. I wonder in a cyber-punk future where this is already accomplished (we're almost there) what would be the meteoric event that could extinct Google, Facebook, etc. and leave only small, adaptable companies, and what would be a future after that.