Kevin Phillips
[[email protected]](https://github.com/canjs/can-construct/releases/tag/v3.5.4) started setting a Symbol as well as the `__inSetup` property. [[email protected]](https://github.com/canjs/can-define/releases/tag/v2.7.8) started using the Symbol instead of the property (this was done to fix [can-define#421](https://github.com/canjs/can-define/issues/421)) These are the steps...
These docs are important. Probably very few people have read them: https://canjs.com/doc/can-define.types.propDefinition.html Not sure where to put them, but we should try to make them more obvious.
**tldr** To make `can-define` more useful and add some long-requested functionality, we will: * add support for things like `prop: String` * expand the available `Type`s * add strict `Type`s...