Cleanup #1

- Removed notes
- Removed superfluous uses of `where`

src/cli.rs

@@ -10,7 +10,7 @@ pub fn prompt<T: Display, E: Display>(
     stdout().lock().flush().unwrap();
     let mut input = String::with_capacity(100);
     stdin().lock().read_line(&mut input).unwrap();
-    if input.len() == 0 {return default}
+    if input.is_empty() {return default}
     match try_cast(input) {
       Ok(t) => return t,
       Err(e) => println!("Error: {e}")