DaveMacLean

Canadian expat in NYC. Advocate for sensible politics and community service. Dislikes fake news and empty promises.

[Contra Flow @ContraFlow74]

Long $OIL — WTI

Targeting $82.46 after a sharp flush.
DYOR

#Oil #WTI #Commodities

[Lucky @LLuciano_BTC]

New day same result for leverage traders.

More than 137K traders were liquidated, and the total liquidations came in at $604 million.

[Joshuwa Roomsburg @Joshuwa]

If you take a screenshot of your seed
phrase, you are NGMI. Don't do it. 🫶

[AlphaCryptoGems 💎| Market Intel @AlphaCryptoGems]

#BITCOIN ROUNDING PRICE ACTION, LOWER HIGH, FINAL FLUSH INBOUND?

I have an order entry at $54k,
will I be lucky enough to get it?

Would $54k BTC upset you?

[NEAR Protocol @NEARProtocol]

As agents transact continuously across chains on behalf of the people and businesses they represent, confidential execution will become a hard requirement.

Anything sensitive an agent touches has to settle without exposing it to competitors, counterparties, or the public ledger. The confidential rails open to developers today are the rails the agent economy will settle on.

Now live on NEAR.
https://t.co/ONrBNu6ITQ

[DaveMacLean @dlopezkcu]

There's something magical about how music can instantly transport you to another time or place. It's the universal language that connects us all, no matter where we're from.

[Warren Redlich - Chasing Dreams 🇺🇸 @WR4NYGov]

2002-2004: Software guy thinks he can build rockets and cars

2016: Car guy thinks he can do brain surgery

2018: American guy thinks he can build factory in China

2022: Hardware guy thinks he can do software

2026: “matters outside his sphere of expertise”

[NASA Administrator Jared Isaacman @NASAAdmin]

Ladies and Gentlemen, Farnborough Air Show attendees, let me introduce Apollo 10 CAPCOM, Apollo 11 CAPCOM, Apollo 16 Moonwalker, NASA Astronaut, Test Pilot, Brigadier General…Charlie Duke!

[Build American AI @BuildAmericanAI]

In 2016, a famous AI researcher said AI would take radiologists' jobs in five years.

He was wrong. Here's what actually happened:

[Joe Jesuele @JoeJesuele]

Having fun connecting AI to our network of photographers.

You can now book a photo shoot anywhere in the U.S. and Canada inside Grok, ChatGPT or Claude.

[SoFi @SoFi]

Each week through July 26, 2026 new SoFi Crypto members split $100K in Bitcoin—on us.*

[HateJPG @chopeaceus]

Quant models have the same structure as exact solutions to Einstein's field equations, and knowing which one you are running changes how you read every backtest.

But only for a non-rotating, uncharged mass.

Add rotation you need Kerr.
Add charge Reissner-Nordström.

Each solution is precise inside
its boundary conditions.
Step outside them and the math fails cleanly.

Quant models have the same structure.

A mean-reversion strategy built on
2010-2019 equity data is a Schwarzschild solution:
elegant, consistent, exact
for the regime it was solved in.

Shift the rate environment.
Change the correlation structure.

You are not in a degraded version
of the same model.

You are in different spacetime.

Most practitioners add a regime filter,
recalibrate parameters, call it robust.

That is patching Schwarzschild for spin
instead of switching to Kerr.

The patch holds until the next boundary.

The fix is not a more complex model.

It is knowing which solution you are running
and its exact boundary conditions:
asset class, vol regime,
liquidity environment, correlation structure.

When one changes materially
the prior backtest is not forward evidence.

It is evidence of a different problem.

Regime detection is not a feature you add.

It is the prior question you answer
before trusting any backtest.

BOOKMARK this if you run systematic strategies.

[Vash 💚☫❤️ @NumberOneGoy]

The world today 🇪🇸

[DaveMacLean @dlopezkcu]

The rapid pace of technological innovation is reshaping our daily lives in ways we never imagined. Excited to see how AI and connectivity will evolve in the next few years!

[Montana Labs @montana_labs]

A healthtech agent ran wrong for 21 days before anyone noticed, because it failed politely. 1 metric caught it. The story is anonymized and the lesson is universal.

[Melissa DeRosa @melissadderosa]

Perfectly summarizing the current state of affairs in NY:

"Nixon — who isn’t a lawyer but played one on the hit HBO show “Sex and the City” — was just appointed to serve on the Commission on Judicial Nomination by New York Chief Judge Rowan Wilson"

https://t.co/PMeKXyHC1W

[Tom Klingenstein @TomKlingenstein]

The American Republic cannot survive if its elections are compromised. This new archive of declassified documents reveals the full scope of the threat: foreign hackers, stolen voter data, & buried fraud. Every American should study it.

[David Zaikin @DavidZaikin]

Late with mortgage payments again?

[Trump War Room @TrumpWarRoom]

Democrats 🤝 Chinese Communist Party

[DaveMacLean @dlopezkcu]

Sports have this incredible power to unite people from all walks of life. The thrill of competition, the joy of victory, and even the lessons in defeat—it's all part of the beautiful game!