diff --git a/zen/gchange_IPFS_swarm.sh b/zen/gchange_IPFS_swarm.sh
index 95e69ba..c646642 100755
--- a/zen/gchange_IPFS_swarm.sh
+++ b/zen/gchange_IPFS_swarm.sh
@@ -48,7 +48,7 @@ do
 			cp -f /tmp/A_swarm_map.txt ~/.zen/A_swarm_map.txt
 			
 			# GET $ipfsnodeid AND $whoisg1 FROM $peerline
-            ipfsnodeid=${peerline##*/}
+            ipfsnodeid=${peerline##*/} # http://mywiki.wooledge.org/BashFAQ/100
             [[ "$ipfsnodeid" == "" ]] && continue
             [[ $(cat ~/.zen/A_my_swarm.txt | grep $ipfsnodeid ) ]] && continue # ALREADY in my SWARM
 			echo "PEERLINE: $peerline"