Update readme

README.md

@@ -7,9 +7,13 @@ An extra simplified version of Jinja, written as a Rust lib.
 * Add a function that reads from a string
 * Add a sanitize function that removes %%words%% from a string, which could be useful to avoid user-side injection 
 
-## 🧐 Features    
+## Features    
 - Reads templates
-- Dynamically generate content based on rust variables or bash commands
+- Dynamically generate content based on variables or bash commands
+
+# Why ?
+I'm learning Rust and try to create simple, usable tools for myself. 
+This is by no means meant to end up in production anywhere.
 
 # Templates ?
 
@@ -43,7 +47,7 @@ Clone this repo, then compile and open the doc:
 cargo doc --open
 ```
 
-## 🙇 Author
+## Author
 Justine Pelletreau