It's also easy to overstate the extent of the step change in the West. Yes, I can now move my money around more simply and quickly, borrow from different people than before, or check my balance with my phone - not my laptop.
The explosive growth of this sector is not confined to giants such as Google and Facebook. It is happening everywhere in companies big and small.
Next time you're in your local pharmacy, take a detour to the men's shaving aisle. When you get there, scan the shelves in front of you. You'll see high-gloss packaging, lots of "Fusion" and "Turbo" and "Mach" brands. It's almost like you're in the Formula 1 pit lane, isn't it? The choice seems abundant.
It baffles me that the immigration debate in Britain always focuses on how much it costs to bring in immigrants, rather than how much they offer back. Right now in the US, for example, 60% of the top technology businesses have migrant founders. Can we in Britain really afford to risk turning away the next Sergey Brin?