Updated readme with details

README.md

@@ -1,2 +1,8 @@
 # prettier-uksc
-An extension to make BAILII pretty again!
+An extension to make BAILII pretty again (and thus undo the UK Supreme Court’s vandalism of its own judgments) , by removing Calibri in favour of serif typefaces, justification, and text-figures.  
+## Releases
+The official release can be downloaded from the [Chrome Webstore](https://chrome.google.com/webstore/detail/prettier-uksc/fmoeaeaikfmihnpkdabidknamagnkhcg) and all Chrome users are strongly recommended to install from there.  Users of other Chromium browsers wishing to install it can download the source in the Releases page.  If there is demand, versions may be in future submitted to other browsers’ extension/add-on stores.
+## Licence
+This software is free and open-source software licensed under the MIT Licence.
+## Disclaimer
+This extension is not affiliated with or endorsed by the UK Supreme Court (or any other court or tribunal), nor by or with BAILII.