I met with someone recently who offered 4-day workweek as a benefit, but it wasn't a 32-hour week over 4 days, it was just 4 longer days with the same number of

I met with someone recently who offered 4-day workweek as a benefit, but it wasn't a 32-hour week over 4 days, it was just 4 longer days with the same number of total hours. It would be great to have 1 less commute, a 3 day weekend etc but where are the benefits of these computers that were supposed to save us all time?