The makers of Simplenote recently introduced their Backend as a Service (BaaS) offering called Simperium that looks to compete in an increasingly crowded space with services like CloudMine, Kinvey, and Parse and to some extent with iCloud for iOS and OS X only apps. So just how crowded is this space? Back in February, Kinvey published their own map of the BaaS ecosystem that highlights different tiers of the ecosystem and various relationships between them.