for those looking for a 2nd monitor off to the side. a 16-17 inch portable usb monitor fits very well. Its not a whole lot of pixels but for vent/skype/discord it does
awesomewm] quad-monitor setup : r/unixporn
Saw this on Kickstarter (Desklab 4K Portable Monitor). Can anyone vouch for them? : r/sffpc