I don't think anybody is arguing against you. "Sprint" is just a terminology, maybe not the best one but it's not like you're supposed to "maintain an unsustain

I don't think anybody is arguing against you. "Sprint" is just a terminology, maybe not the best one but it's not like you're supposed to "maintain an unsustainable pace". Working after hours would be undermining yourself in Scrum for exemple (your daily speed would now be supposing you do overtime)