Can't believe it's almost been a year since I launched polynym.io. I've been running it for free this past year as I haven't had time to monetise it, but if you've found it useful to your business, please feel free to /pay me something for upkeep costs. 😊
If miners parallelise Merklisation on GPUs and place the extranonce at the end of the block template enabling them to distribute the leftmost Merkle branch at each successive layer for pre-validation, Bitcoin blocks will have no functional scale ceiling.
12 years ago, Satoshi proposed the first non-Bitcoin application of PoW: BitDNS. He came to the same conclusions I have: The internet is broken, and PoW within PoW can fix not just this, but many other things. I don't bet against Satoshi.