* Breaking changes
* Scaffold the compat layer
* /compat
* Get the codemod working for the compat layer
* npm install react-next
* binary command for upgrade
* `upgrade-version --help`
* Try it on a partner
* Get guides in place
* Perf investigates

* Letting the user style components
* Guide/docs

* Getting rid global class names means that devs don't have a way to target sub things easily from a grandparent's css.

Layout.render:

  <ThemeProvider theme={{
    classes: {
      buttonClasses(state => ({
        root: [state.foo && 'jksdfjkfsjkfsd'],
      }))
    }
  }}>

* Move to react-icons

How do we wholesale move to react icons?

From:
<Icon iconName={} />

To:
<AddIcon />

* KeyTips needs to be moved to a separate package
* https://codesandbox.io/s/keytips-wrapper-55vhc?file=/src/App.js:1481-1482