In store, salesmen insist on explaining all the different settings of the latest machine. Mostly people don't use more than three anyway, but the one setting that's not there, and is necessary on any washing machine, a tissue detector. Paper tissues ruin so many washes, yet there is not one machine that can sense it and has a warning.
If we can put a man on the moon, why can't someone design a washing machine that warns there's a tissue in the washing?