<p>The first commercial fracking job in 1947 used a 75-horsepower (hp) pump and produced 3.5 bbls/minute (barrels per minute). Today, a typical job uses 5000hp+ (I’ve felt the power of those pumps) and produces up to 75bbls/minute.</p>

<p>Fires move fast. Moderate winds can drive them to 3-6 miles/hour. At that speed, Manhattan would be consumed in under 8 hours if it were a forest. Bad things happen quickly, but there are mitigants. Scientists have discovered that a diverse fauna in a forest increases its fire resistance, allowing it to slow down the fire and to grow better afterwards. In nature, heterogeneity is a plus.</p>

<p>A tepid auction of the 20-year US government bond on May 21st added to investors’ concerns about higher debt and persistent inflation. Granted, the 20-year is not popular (it was shelved from 1986 –2020), but long-term US government yields remain elevated relative to the last 15 years, Thursday’s auction of 30-year bonds will be telling.</p>

<p>For each one-hundred-word email, ChatGPT consumes 500ml of water – slightly more than a 16-ounce bottle. AI inferences results in similar water consumption patterns (see map below for number of inferences per 500ml). For reference, the average adult should consume 2-3 litres per day.</p>