Thanks for the links. Any experiences with practical deployment, the compatibility chart [1] shows minimal support for mobile browsers and no support for IE? I have several command line tools that i expose via internal web pages and ended up also using setInterval based polling, rather then server pushed messaging.<p>[1] <a href="https:&#x2F;&#x2F;developer.mozilla.org&#x2F;en-US&#x2F;docs&#x2F;Web&#x2F;API&#x2F;EventSource#Browser_compatibility" rel="nofollow">https:&#x2F;&#x2F;developer.mozilla.org&#x2F;en-US&#x2F;docs&#x2F;Web&#x2F;API&#x2F;EventSource...</a>