diff --git a/Cargo.toml b/Cargo.toml
index 45b5baa..3c3ff57 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,4 +6,9 @@ edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[features]
+
 [dependencies]
+
+[build-dependencies]
+rustc_version = "0.2"
diff --git a/src/iter.rs b/src/iter.rs
index 1999265..13ed723 100644
--- a/src/iter.rs
+++ b/src/iter.rs
@@ -152,7 +152,7 @@ impl<'a, T> ExactSizeIterator for IntoIter<'a, T>{}
 
 #[derive(Debug)]
 struct FullIterRef<'a, T>(std::slice::Iter<'a, T>);
-//struct PartialIterRef<'a, T>(&)
+//struct PartialIterRef<'a, T>(&) //XXX: This probably isn't possible unless it takes an exclusive reference of Populator<'a, T>. Having to pass 'a around really sucks hey.
 
 impl<'a, T> Iterator for FullIterRef<'a, T>
 {
diff --git a/src/lib.rs b/src/lib.rs
index f5b6e00..9b3aad5 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,3 +1,4 @@
+//#![cfg_attr(all(nightly, feature="nightly"), feature(never_type))] 
 
 #![allow(dead_code)]
 
@@ -13,6 +14,14 @@ use std::ops::Drop;
 
 pub mod iter;
 
+/* XXX: We don't need this. We can just use `()` 
+#[cfg(all(nightly, feature="nightly"))] 
+type Void = !;
+#[cfg(not(all(nightly, feature="nightly")))]
+type Void = std::convert::Infallible;
+*/
+
+/// Like PhantomData but for a lifetime. Essentially PhantomData &'a ()
 #[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Default, Copy)]
 #[repr(transparent)]
 struct PhantomLifetime<'a>(std::marker::PhantomData<&'a ()>);
@@ -157,6 +166,7 @@ impl<'a, T> Drop for Populator<'a, T>
 unsafe impl<'a, T: 'a> Send for Populator<'a, T> where Box<T>: Send {}
 unsafe impl<'a, T: 'a> Sync for Populator<'a, T>{} // Populator is always sync
 
+//TODO: Maybe add methods with Arc<Self> receivors?
 impl<'a, T> Populator<'a, T>
 {
     /// Checks if an item exists at this index exclusively.
@@ -268,6 +278,7 @@ impl<'a, T> Populator<'a, T>
 	    idx
 	}
     }
+    //TODO: get_excusive -> RefEx
 
     /// Try to get an exclusive, mutable reference to an item at `idx` if an item exists there.
     ///
@@ -391,7 +402,7 @@ impl<'a, T: 'a> FromIterator<Option<T>> for Populator<'a, T>
     }
 }
 
-impl<'a, T: 'a> IntoIterator for Populator<'a, T> // FUCK why do we need to make this 'static???? fuck this... dyn dispatch in rust is so jank. why can't we use 'a!!!
+impl<'a, T: 'a> IntoIterator for Populator<'a, T>
 {
     type Item = T;
     type IntoIter = iter::IntoIter<'a, T>;