Check_mk is not a nagios/icinga fork, it's an addon that works with them. It's a host agent (like NRPE) that bundles all the local checks in a single run and submits them on Nagios as a passive check.
Yes let's cripple the web by continuing to use unencrypted http, just because computers from 15 years ago won't be able to properly display some webpages...
It's not at all strange. Security updates to publicly-facing services should be applied as fast as possible. Kernel vulnerabilities are a whole different attack surface
We use twisted-vncauthproxy[1] to open a noVNC console from the UI to speak with the VNC port that each KVM is running on. Before that we used a Java applet with a similar vnc proxy software.
This is not about bloat. Mozilla was already developing read-it-later functionality for Firefox. In fact it's already on mobile versions. Hello and Pocket have almost no overhead because they are just APi calls to external services. This is about Mozilla endorsing thrid-party proprietary services.
Browsers don't natively handle .flv files, they hand off the file to the flash plugin. If you try that with files the browser can handle (.mp4 videos, .mp3 music, .png images, etc.) you'll see that it works fine.