pcmonk

Joined 13 years ago

Karma
1,463
Submissions
281
Member since
Aug 15
http://pcmonk.me/ http://github.com/philipcmonk/ @pcmonk

Engineer working on Urbit

phil at pcmonk.me

[ my public key: https://keybase.io/pcmonk; my proof: https://keybase.io/pcmonk/sigs/tet7bohLuwyz-BYeBElYMeFlsAYxpfAv-FLVf5l4UZg ]

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Recent submissions

Comment · 4 years ago
Comment · 4 years ago
Was down for a couple minutes, is back for me
Comment · 4 years ago
Most of them don't seem to come from pull requests, I wonder if it's paired with a bunch of compromised github accounts?
Comment · 4 years ago
I think the answer is something like:

- the dollar is falling compared to US living expenses (US inflation)

- the euro is falling compared to the dollar (exchange rate)

- therefore, the euro is falling faster compared to US living expenses

- but the euro is not necessarily falling faster compared to EU living expenses (EU inflation)

Indeed, EU inflation and US inflation seem to be about the same, which means that the exchange rate change is not because one or the other is experiencing more inflation.

Comment · 4 years ago
This isn't correct. There's no Solana tokens in the equation at all, so I assume you mean wrapped ETH on Solana, and that all got sent through the bridge to Ethereum, so it doesn't exist anymore.
Comment · 4 years ago
In practice the people who are doing this very likely have that much ETH on hand and can simply use it, then rebuy over time to get back to their preferred holding levels.

If you had $320mm USD and needed ETH, you'd want to use an OTC desk, because the markets will feel it, even though they won't actually run out of depth. Right now the "+2% depth" (https://coinmarketcap.com/currencies/ethereum/markets/) on Coinbase, Binance, and FTX is about 5mm, and there's probably a dozen other markets with similar depth, though you'd want to execute the trades simultaneously. Decentralized exchanges have depth too; uniswap's USDC/ETH pool would let you buy $40mm for 2% slippage. All in all, you could probably get it all at about a 5% premium if you were really prepared for it.

Comment · 4 years ago
Comment · 5 years ago
That's why it's sometimes called an "argument" or specifically a "cryptographic proof". You can construct the statement such that it can be "proven" in a traditional sense by adding qualifiers such as "with probability more than 1-1/(2^256)". You'll generally need an assumption like knowledge-of-exponent or at least hash soundness.
Comment · 5 years ago
I think your n_subjects is too low. You need that to be high enough or you'll miss those low-probability winners that bring up the average.
Comment · 6 years ago
The most natural solution for most people is to give shards of your key to various friends/family that you trust not to collude and reconstitute your key (or be socially engineered -- make them talk with you on video chat or something). Require 5 out of the 9 shards to reconstitute it.

Obviously you can scale up your security according to the value of your account and your threat model.

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