Eh as long as one design for portability migrating isn't that hard, which enables them to leverage their own size for volume discounts
As long as they stick to services that have overlap been providers (postgres, mongodb, nfs/cifs, etc) or transformers (s3, azure blob storage) and package their code in somewhat agnostic format (docker images, wars, what have you) they'll be fine.
As long as they stick to services that have overlap been providers (postgres, mongodb, nfs/cifs, etc) or transformers (s3, azure blob storage) and package their code in somewhat agnostic format (docker images, wars, what have you) they'll be fine.