Second hand public information monitors is what you want. I have a nec multisync, which is a banger. Its also designed for 24/7 duty cycle, so its less likley

Second hand public information monitors is what you want. I have a nec multisync, which is a banger. Its also designed for 24/7 duty cycle, so its less likley to burn out. It also goes brighter than normal TVs. However I don't think they do OLED yet. I think you're stuck with LG.