Fix simple README

simple/README.md

@@ -5,20 +5,13 @@ The simple template will create the following project structure:
 ```text
 src/
 ├── app.rs     -> holds the state and application logic
-├── event.rs   -> handles the terminal events (key press, mouse click, resize, etc.)
 ├── main.rs    -> entry-point
 ```
 
 ## Design choices
 
-We use [color-eyre](https://docs.rs/color-eyre/latest/color_eyre/) for simplifying any errors that
-need to be reported to the console.
-
 We have a small `App` struct that has a main loop that calls methods to handle events and draw the
-ui.
+ui. The app can be quit by pressing any of Q/Esc/Ctrl+C.
 
-Events are read on a secondary thread and collated into a single mpsc channel. This allows a tick
-event to be interspersed with other events like keyboard and mouse. The Tick event is a useful place
-to perform updates to animations or to do external polling.
-
-The app can be quit by pressing any of Q/Esc/Ctrl+C.
+We use [color-eyre](https://docs.rs/color-eyre/latest/color_eyre/) for simplifying any errors that
+need to be reported to the console.