by Jeff Ihnen | Feb 10, 2026 | Energy Rant
R Value Costs, Climate Specificity, and Why Business Outcomes Matter In this week’s unusual Rant, I am stepping back to take a hard look at standard energy-efficiency upgrades and tips that circulate endlessly across the internet, conference slides, and...
by Jeff Ihnen | Feb 3, 2026 | Energy Rant
Comfort, Customer Satisfaction, and the Things Energy Metrics Miss This week’s post was inspired by the Midwest Energy Solutions conference in Chicago, though not by anything that happened on floors five through seven, where the conference activities were neatly...
by Jeff Ihnen | Jan 27, 2026 | Energy Rant
Last week, I mentioned I planned to write about toothpaste, only to be overtaken by more urgent headlines around data center moratoriums, power shortages, grid unreliability, and soaring electricity prices. This week I’m circling back to toothpaste, not because...
by Jeff Ihnen | Jan 20, 2026 | Energy Rant
I was planning to write about toothpaste this week. Instead, data centers hijacked my inbox—and the headlines. Opposition to data centers is accelerating fast enough that one of my six-pack predictions came true almost immediately: they’re becoming as politically...
by Jeff Ihnen | Jan 13, 2026 | Energy Rant
Models are useful tools. They simplify complex systems, quantify trade-offs, and provide decision-makers with concrete arguments to support their decisions. But models also share a weakness: they assume cooperation from reality. In energy, electrification, and climate...
by Jeff Ihnen | Jan 5, 2026 | Energy Rant
My annual predictions are always popular with Rant readers. One reason may be that I go off-road and provide an eclectic and bold set of predictions, some of which have very low odds. In 2025, I went from the baby balance bike to training wheels on the artificial...
