diff --git a/src/lib.rs b/src/lib.rs
index fc706a0..5d06957 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -31,8 +31,13 @@ pub struct Engine<'a, R, W> {
 ///  For example, a start up function calls the correct "boot up" code for the engine so they only have to
 ///  worry about calling "boot up" prior to their main engine loop.
 ///
+///
+///  TODO: THE NEXT THING - THE PARSER!
+///
 ///  Additionally this code should have a parser. You call it with the reader supplied and it waits for a command
-///  and parses it into a tuple of some kind for the user.
+///  and parses it into a tuple of <token, value>. For example it would parse `setoption` into an option constant
+///  and the value to set it to. This should be super generic and parsing results should just be of a type
+///  ParseResult. The tuple implements ParseResult which represents a tuple of a token and value.
 
 impl<'a, R, W> Engine<'a, R, W>
 where