refine text

README.md

@@ -4,14 +4,14 @@
 
 This visualization shows distances of various similarity functions in a 2D vector space.
 Choose the distance function from the menu or use the number keys to quickly switch between them.
-You can add and remove points interactively. Boundaries of closest neighbor regions are shown in red.
-Read more about it on [Medium](https://medium.com/@josua.krause/aff7667da6cc?source=friends_link&sk=1a7e02ec41f35b625fe5eb08da8623cb).
+You can also add and remove points interactively. Boundaries of closest neighbor regions are shown in red.
+Read more about the visualization on [Medium](https://medium.com/@josua.krause/aff7667da6cc?source=friends_link&sk=1a7e02ec41f35b625fe5eb08da8623cb).
 
 The live version can be found [here](https://josuakrause.github.io/searchspace/).
 
 ## Running Locally
 
-The whole repo can be served as is. There is no build step.
+The whole repo can be served as is. There is no build step needed.
 For convenience the `make run-web` command exists to start a local file server.
 
 ## Converting Videos