<https://invisioncommunity.com/forums/topic/303502-live-module/#comment-1909494>
<http://schema.org/text>
"couldnt you just do it with a time related check  \none unique central site function every 5/10 sec to check any changes and fill a cache if any (server load = same as a normal page load ?)  \none time based query on each page to check if any changes  ?\n"
<https://invisioncommunity.com/forums/topic/303502-live-module/>