Update README.markdown

Author: RByers

README.markdown

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 ### [CSS-TAG Houdini Task Force](https://wiki.css-houdini.org/) Specifications
 
-This is the repository containing all the [CSS/TAG Houdini Task Force specifications](https://drafts.css-houdini.org/).
+This is the repository containing the [CSS/TAG Houdini Task Force specifications](https://drafts.css-houdini.org/).
 
 In addition to this git repository, a Mercurial mirror is maintained at `https://hg.css-houdini.org/drafts`, if for whatever reason you prefer Mercurial.
 
 Specification issues are raised and discussed in GitHub Issues in this repository.
 
 We also maintain the [public-houdini mailing list](http://lists.w3.org/Archives/Public/public-houdini/) for general-interest topics.
+
+New specifications are generally first incubated in the WICG, in particular:
+- [https://github.com/WICG/animation-worklet](Animation Worklet)