We do have CDN in place and all of the JS/CSS files are served from CDN cache. Even after all of that, we still see the delay. Also remember "INITIALIZATION_EVENT_TIMER" (1000ms) is same irrespective of whether its author or publish. 

Hi,I have noticed that any personalized content takes time to load (AEM 6.1). I believe this is because there is a front-end JS logic where segments are resolved first and then the campaign is loaded based on resolved segment and this process takes time.But there is huge delay even before the Client...