David Khourshid

I'm working on a new visualizer but I'll try to get the current one running with the latest version.

Please use the new inspector: https://xstate.js.org/docs/packages/xstate-inspect

I'm reworking the visualizer and it will indeed have themes!

> Implement all omitted guard implementations as a function returning true, allowing users to transition through guards. We shouldn't do this because it will do different behavior than if you...

Please use [XState Inspect](https://xstate.js.org/docs/packages/xstate-inspect/) instead.

@dmitrynovik Can you post this [as an XState issue](github.com/davidkpiano/xstate/issues/new)? It is open-source, in the `viz` branch.

The benefits of manipulating CSS variables instead of direct properties via inline styles has more to do with authoring than with performance. I think the performance benefits (not measured) are...

Take a look at this: http://www.smashingmagazine.com/2015/05/extending-in-sass-without-mess It's very much inline with RSCSS and the selectors can easily adapt RSCSS syntax to fit the guidelines suggested above. `@extend` is very useful...

Well, it's on a per-project basis. Typically two- or three-letter prefixes.

Yep!