Update README (closes #2)

README.md

@@ -1,13 +1,20 @@
-So you're a [Preact](https://preactjs.com/) user, but want to use some React libraries with it. You wanted to [set up aliases or something](https://preactjs.com/guide/switching-to-preact#easy-preact-compat-alias), but can't do it for some reason. The solution is simple, though:
+So you're a [Preact](https://preactjs.com/) user, but want to use some React libraries with it. You wanted to [set up aliases or something](https://preactjs.com/guide/v10/getting-started#aliasing-react-to-preact), but can't do it for some reason.
 
-```
-yarn add preact preact-compat
-yarn add preact-compat/react preact-compat/react-dom
+The `preact-compat/react` and `preact-compat/react-dom` alias repositories are here for you!
+Install them as you would any other npm module, and these aliases will be used from Github:
+
+```sh
+# Preact 10+
+npm i -S preact-compat/react#1.x preact-compat/react-dom#1.x
+# Older Preact versions
+npm i -S preact-compat/react#0.x preact-compat/react-dom#0.x
 ```
 
-Or if you're not a fan of [yarn](http://yarnpkg.com/):
+... or for Yarn users:
 
-```
-npm i -S preact preact-compat
-npm i -S preact-compat/react preact-compat/react-dom
+```sh
+# Preact 10+
+yarn add preact-compat/react#1.x preact-compat/react-dom#1.x
+# Older Preact versions
+yarn add preact-compat/react#0.x preact-compat/react-dom#0.x
 ```