developer costs >> infrastructure costs is a shallow way of looking at things. You should be thinking of dev time as in _investment_ not a cost. Invest develop

developer costs >> infrastructure costs is a shallow way of looking at things. You should be thinking of dev time as in _investment_ not a cost. Invest developer time into high value activities like creating robust services you own. Not into low value activities like coding against a dozen different proprietary, Amazon owned APIs that can change, go away, and become more expensive any time they feel like it.