It's a useful extension for Firefox Quantum. The ability to put the On/Off toggle in the address bar gives me the ability to reduce eyestrain by SHUTTING DOWN all those BLINDING WHITE websites!!!! I can reset every page at need to a soothing Lite Grey Background.
Why do all Programmers and Web Developers think everyone is from Krypton or something?!?!? Everything is Great...until your head starts SPLITTING!
