Why would that be true and why would you think that? Do you realize that even a poorly made hash table can be updated 10 million times per second on single cor

Why would that be true and why would you think that? Do you realize that even a poorly made hash table can be updated 10 million times per second on single core of a 14 year old computer? Weren't you the same person saying that a node that just has to download blocks and send them out couldn't be run on a VPS for some reason? Are you sure you understand these things and haven't just been reading misinformation?