That’s because speed queen uses designs from 30 years ago when you had to basically pre- dissolve your detergent.

They are kind of like Toyotas. Reliable by virtue of using old technology for a million years without any changes, after the rest of the industry has moved on. That’s why the 2023 4Runner has a 5 speed transmission and gets 18mpg and the tr7 can’t handle regular detergent lol.