From 5624e18a04e467b2533cc00e31203cf578f7747a Mon Sep 17 00:00:00 2001
From: Nick O'Leary <nick.oleary@gmail.com>
Date: Fri, 29 Aug 2014 13:28:26 -0700
Subject: [PATCH] Updated Web Nodes outline (markdown)

---
 Web-Nodes-outline.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Web-Nodes-outline.md b/Web-Nodes-outline.md
index 1285074..5ed53db 100644
--- a/Web-Nodes-outline.md
+++ b/Web-Nodes-outline.md
@@ -7,7 +7,11 @@ Some use HTTP(S) callback for event notification. This will only be possible wit
 ---
 
 #### FourSquare
-Input events require https callback.
+
+**Issues**
+
+* Input events require https callback.
+* Their OAuth authentication implementation requires a predefined callback uri which cannot be overridden by the application. This makes it impossible to create an authentication flow as we've done for twitter/flickr.
 
 ##### Inputs
 * New checkin for the authenticated user