From 0df937f5c06fd97d3cea2e9750144b20d0743aae Mon Sep 17 00:00:00 2001
From: Karishma Chadha <kchadha@scratch.mit.edu>
Date: Tue, 10 Apr 2018 16:53:07 -0400
Subject: [PATCH] Adding a bit more clarification to comment.

---
 src/serialization/sb3.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/serialization/sb3.js b/src/serialization/sb3.js
index 018ac94e1..cb021326e 100644
--- a/src/serialization/sb3.js
+++ b/src/serialization/sb3.js
@@ -171,7 +171,8 @@ const serializeBlock = function (block) {
     const obj = Object.create(null);
     obj.opcode = block.opcode;
     // NOTE: this is extremely important to serialize even if null;
-    // not serializing `next: null` results in strange behavior
+    // not serializing `next: null` results in strange behavior with block
+    // execution
     obj.next = block.next;
     obj.parent = block.parent;
     obj.inputs = serializeInputs(block.inputs);