Tuesday, June 15, 2021

Mempool Flooding

In Unstoppable Code? I discussed Joe Kelly's suggestion for how governments might make it impossible to transact Bitcoin by mounting a 51% attack using seized mining rigs. That's not the only way to achieve the same result, so below the fold I discuss an alternative approach that could be used alone or in combination with Kelly's concept.

Sunday, June 13, 2021

Meta: Apology To Commentors

I thought that the blizzard of spam comments had miraculously stopped, but no. What appears to have happened is that Blogger stopped sending me mail for each comment. Although this greatly helped my peace of mind, it meant that actual relevant comments sat in the queue being ignored along with the spam. I've put a reminder in my calendar to check the queue every few days, and rescued some comments from purgatory.

Tuesday, June 8, 2021

Unreliability At Scale

Thomas Claiburn's FYI: Today's computer chips are so advanced, they are more 'mercurial' than precise – and here's the proof discusses two recent papers that are relevant to the extraordinary levels of reliability needed in long-term digital preservation at scale. Below the fold some commentary on both papers.

Tuesday, June 1, 2021

Unstoppable Code?

This is the website of DeFi100, a "decentralized finance" system running on the Binance Smart Chain, after the promoters pulled a $32M exit scam. Their message sums up the ethos of cryptocurrencies:
Governments around the world have started to wake up to the fact that this message isn't just for the "muppets", it is also the message of cryptocurrencies for governments and civil society. Below the fold I look into how governments might respond.