I have always used a single monitor and I am productive like crazy. I mainly need a code editor and terminal. Sometimes switch to a browser and back. And that's

I have always used a single monitor and I am productive like crazy. I mainly need a code editor and terminal. Sometimes switch to a browser and back. And that's enough. More monitors doesn't automatically imply more productivity IMO. Maybe in some specific cases. You can't focus on all monitors simultaneously anyway.