Just an observation... The batteries included model of Rome where it handles ESNext, JSX, Typescript and Flow out of the box without configuration appears to be

Just an observation... The batteries included model of Rome where it handles ESNext, JSX, Typescript and Flow out of the box without configuration appears to be a marked departure from the Babel preset/plugin model. Customization is all fine and good, but most people don't want to configure anything and are happy using defaults, even if it's suboptimal in some cases.