« Back to home

It's Time and Energy Wasting Time

Once again, it’s time for every clock in America to be messed with. According to the most optimistic estimates from the Department of Energy, this will provide a savings of 0.03% on the country’s annual electricity consumption. According to actual measurements from a study in Australia, it’ll achieve nothing. According to an NBER study of Indiana’s transition to observing DST, DST increases electricity usage by 1%. So, either DST achieves almost nothing, or it wastes energy, we’re not quite sure.…

Read more »

Chronological pitfalls

Since the US just changed time zone, and the EU will be changing time zone soon, it seems like a good time to refresh an old posting of mine about dates and times, and how hard it can be to do the right things with them in software. I’ve spent a lot of my career in the computer industry working on computer-based calendar systems and organizers of various kinds. Here are a few pitfalls to be aware of.…

Read more »