diff --git a/src/lib.rs b/src/lib.rs
index 8a26acc..d6c17cf 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -16,6 +16,7 @@ use solana_program::{
 
 // TODO Admin fn for min difficulty?
 // TODO Admin fn for spam/liveness tolerances?
+// TODO Alternative to bincode?
 // TODO Is downgrade necessary?
 
 declare_id!("mineRHF5r6S7HyD9SppBfVMXMavDkJsxwGesEvxZr2A");
diff --git a/src/processor/mine.rs b/src/processor/mine.rs
index 0ce5c83..525b0ea 100644
--- a/src/processor/mine.rs
+++ b/src/processor/mine.rs
@@ -94,7 +94,7 @@ pub fn process_mine<'a, 'info>(
         .saturating_mul(2u64.saturating_pow(difficulty));
     sol_log(&format!("Base {}", reward));
 
-    // Apply staking multiplier, only if last deposit was at least 1 block ago to prevent flash loan attacks
+    // Apply staking multiplier, only if last deposit was at least 1 block ago to prevent flash loan attacks.
     if clock.slot.gt(&proof.last_deposit_slot) {
         // TODO Move staking requirement into config? Admin adjustable?
         let max_stake = reward.saturating_mul(TWO_YEARS);
diff --git a/src/state/bus.rs b/src/state/bus.rs
index b26b726..a143fe1 100644
--- a/src/state/bus.rs
+++ b/src/state/bus.rs
@@ -15,12 +15,10 @@ pub struct Bus {
     /// The ID of the bus account.
     pub id: u64,
 
-    // TODO Update logic to count up rather than down
-    /// The quantity of rewards this bus can issue in the current epoch epoch.
+    /// The quantity of rewards this bus has left to issue in the current epoch epoch.
     pub rewards: u64,
 
-    // TODO Come up with better name
-    /// The rewards that would have been paid out this epoch if the bus had no limit.
+    /// The rewards that would have been paid out by this bus in the current epoch if the bus had no limit.
     pub theoretical_rewards: u64,
 }