Do they really? I can never even remember which one is the "normal" time and which is offset. They're just two arbitrary adjacent offsets from UTC for me. (or r

Do they really? I can never even remember which one is the "normal" time and which is offset. They're just two arbitrary adjacent offsets from UTC for me. (or really only one these days, I now live a place that skips the switch). I'd think any technical systems also work pretty arbitrarily between the two.