Zinc-air batteries are game changer for renewable energy

Zinc-air battery storage for grid-scale renewable energy will store electricity far longer and for way less cost than current batteries. Renewable energy by definition is intermittent. The sun isn’t always out and wind doesn’t blow continually. Thus, grid-scale renewable energy…

NextEra Energy to add $1 bn energy storage in 2021

NextEra Energy, the world’s largest producer of solar and wind power, will invest $1 bn in energy storage in 2021. Their plans for renewables are unaffected by COVID-19. They are dropping retail prices temporarily to help consumers, and say there…

30 years clean and sober today

Thirty years ago today on Earth Day, I stopped doing drugs and alcohol and returned to Planet Earth. For anyone having addiction problems, you can do it too. One day at a time. When I tell people how much I…

Why aging COBOL systems are hard to upgrade.

Hint: Crashing federal and state systems is not the fault of modern COBOL, which is quite robust and runs lots of mission-critical systems just fine. The real problem is for decades management didn’t want to spend money on training or…