The author implies the assumption that over time, distributed data will get quicker and cheaper, like the CPU and memory on a PC.
It won't.
It can't.
The problem is that validating transactions on a blockchain must be expensive. If they were cheap, then I could spend a few bucks, take over a blockchain, and say that my transactions are the valid ones.
It won't.
It can't.
The problem is that validating transactions on a blockchain must be expensive. If they were cheap, then I could spend a few bucks, take over a blockchain, and say that my transactions are the valid ones.
There's no way around this issue.