12 months ago, post training tooling and infra was almost all unusable. Everyone had to hand roll their own stacks.
Today there are a dozen training apis that more or less all work well, competing on price. But there are no reliable recipes. Hence RLaaS.
12 months from now specialized recipes will be trivial. Training agents will be ubiquitous. Value will accrue, as it always has in ML, to the owner of the data…