From 8e93cce5d650c5e0c3bc33f45cb4c5804f9f9bd2 Mon Sep 17 00:00:00 2001
From: Bryan Boreham <bjboreham@gmail.com>
Date: Tue, 9 Jul 2019 12:20:04 +0000
Subject: [PATCH] docs: help users to avoid opening their computer to the
 Internet

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 1b9cc7dde..fc4f85349 100644
--- a/README.md
+++ b/README.md
@@ -42,6 +42,8 @@ If you would like to see your name added, let us know on Slack, or send a PR ple
 
 ## <a name="getting-started"></a>Getting Started
 
+Ensure your computer is behind a firewall that blocks port 4040 then,
+
 ```console
 sudo curl -L git.io/scope -o /usr/local/bin/scope
 sudo chmod a+x /usr/local/bin/scope