I can change a colo location in minutes if it’s virtual or a couple of days if it’s a rack of equipment. I can change my transit provider too. Supermicro seem to have supply problems right now, but dell don’t.
If you tie yourself into amazon specific tooling you are dependent on one company.
There’s a difference between dependencies beeded for growth and dependencies needed for continued operations. I can still watch my dvds, but every streaming operator that does sales happily takes away digital movies I “bought”
If you tie yourself into amazon specific tooling you are dependent on one company.