> It is a decentralized network of millions of computers that execute code at the same time.
There are currently less than 30k ethereum nodes. And it is not clear if they are all "full nodes" (ie: verify the transactions). Millions is two orders of magnitude exaggeration.
There are an estimated 3,000,000 gpus performing Etherum mining today. Most of those aren't verifying any smart contracts, but they are running code for Etherum nonetheless
The number of mining equipment doesn't translate to a number of nodes. It could be a single person and as we seen in bitcoin mining turned out to be "very" (like in a few hands) centralized.
There are currently less than 30k ethereum nodes. And it is not clear if they are all "full nodes" (ie: verify the transactions). Millions is two orders of magnitude exaggeration.