EKKAPHAN CHIMPALEE/Shutterstock We may receive a commission on purchases made from links. Before the days of live internet streaming, YouTube, and Twitch, if you wanted to play a video game, you'd head to an arcade or sit in front of a single screen and play games. Today, a single screen may not cut it for those who want to game, chat on Discord, and search the internet at the same time. Software like OBS and Streamlabs, as well as splitting your screen in half, can help, but having a second screen allows you to view your game and other windows without clogging up your field of view. Even so, you don't need to spend a mint for that second display. Your main screen is the one you want to devote to your games, so it's best to look for high-resolution options to get the best graphics, look, and gameplay out of whatever you're playing. Those features can jack up the price, but even a $50 second monitor can change the way you work and game .…