diff --git a/src/behaviors/unresponsive.js b/src/behaviors/unresponsive.js
index ee5f704..ca406fc 100644
--- a/src/behaviors/unresponsive.js
+++ b/src/behaviors/unresponsive.js
@@ -2,15 +2,23 @@ const Behavior = require('../models/behavior');
 
 module.exports = ({ responseTime, offsetTime }) => {
   let currentTimeout;
+  let recognized = []; 
 
-  const unresponsiveAction = () => {
+  const unresponsiveAction = (channel, username, botNick) => {
+    let secondsCounter = parseInt(Date.now()/(1000*1000)); // 1000 seconds
+    let userAndTime = username + secondsCounter; // remember people from the last 1000 seconds
+    if(!utils.contains(recognized, userAndTime)) greeted.push(userAndTime);
     if (currentTimeout) {
       clearTimeout(currentTimeout);
     }
     return new Promise((resolve, reject) => {
       currentTimeout = setTimeout(() => {
         currentTimeout = undefined;
-        resolve('Hi, looks like nobody\'s around just now. If you have a question, you can post it a https://publiclab.org/questions, or if you need help with a software issue, you can open an issue at https://github.com/publiclab/plots2/issues/new -- thanks!');
+        if(!utils.contains(recognized, userAndTime)) {
+          resolve('Hi, looks like nobody\'s around just now. If you have a question, you can post it a https://publiclab.org/questions, or if you need help with a software issue, you can open an issue at https://github.com/publiclab/plots2/issues/new -- thanks!');
+        } else {
+          resolve(''); // what to do here?
+        }
       }, responseTime);
 
       setTimeout(() => {