I contributed to a 2013 paper that attempted to address some of BTC's then known shortcomings, including the blockchain length but the our suggestions got no attention by the core developers. On Wed, Nov 18, 2020, 8:27 PM grarpamp wrote:

On 11/18/20, jim bell wrote:

...

Decrypt: Inside the Competition That Will Save Bitcoin From Quantum Computers.

https://decrypt.co/48107/inside-the-competition-that-will-save-bitcoin-from-...

https://www.post-quantum.com/

It's McEliece, them combined with DJB's group, see NIST competition...

https://csrc.nist.gov/News/2020/pqc-third-round-candidate-announcement

People are not very happy with legacy cryptocurrencies, they will fall to new cryptocurrencies unless they address the following asap... - privacy - storage that grows only as function of UTXO count, not of TX count - native tx rate - pqc - asic hard, cpu gpu easy

Users and the crypto world should subject a company, that believes PQC should be pulled off the shelves, to the most severe levels of inquisition, inspection, vigilance, and opensource audits...

https://www.ibtimes.co.uk/pqchat-worlds-most-secure-messaging-app-unbreakabl...

https://hacker10.com/mobile-phone/encrypted-mobile-phone-chat-video-and-call...

https://www.telegraph.co.uk/technology/news/10845918/WhatsApp-rival-PQchat-c...

https://www.silicon.co.uk/workspace/pqchat-messaging-encryption-quantum-comp...

https://web.archive.org/save/https://www.quora.com/Is-PQchat-as-secure-as-th...

https://android-full-encryption.blogspot.com/2020/03/should-you-switch-from-... "We're not asking the right question [when we talk about encryption]," says Andersen Cheng, the chief executive of cryptography company Post Quantum. "In the intelligence world sometimes metadata is more important." Cheng said he developed a messaging app but pulled it when it appeared on an Islamic State recommended apps list.

https://decrypt.co/48107/inside-the-competition-that-will-save-bitcoin-from-... Post-Quantum https://decrypt.co/48107/inside-the-competition-that-will-save-bitcoin-from-...’s ambitions ... The protocol ... was the backbone of its short-lived quantum-secure chat app; the company removed it from the Google Play store after ISIS started using it to coordinate attacks. “Too much hassle,” said Cheng. “Don’t get me wrong—we still want to make some money out of it,” said Cheng

https://www.youtube.com/watch?v=_nqemxK3Bsc PQChat from SRD Wireless, PQ Solutions, and Post-Quantum Andersen Cheng