They aren’t just going to give you a free day off. There would be a commensurate decrease in your pay. I don’t find the 5 days/week to be “irrational”, “irrational” to whom? It’s completely rational from an employers perspective that they have a job to fulfill and it requires employees to complete the job. If they have people working 4 days /week, they need coverage for the other days. It’s not rational for the custo…
Irrational might not be the right word; arbitrary is pretty accurate, though. If productivity and output change minimally, why should expectations or pay? Let’s be honest, the typical 5-day office job work week the OP is referencing has a LOT of downtime.