Comment by progval
My theory for most of these cases: they would need permission from who knows what department(s) to set up a subdomain of the main domain for their project, and it's easier to just purchase a new domain for the team/project.
My theory for most of these cases: they would need permission from who knows what department(s) to set up a subdomain of the main domain for their project, and it's easier to just purchase a new domain for the team/project.
Nailed it. This is 100% pragmatism/convenience-based decision making rooted in terrible culture, red tape, bad communication and dumb org charts.