I prefer multiple monitors because they allow a more physical distribution of documents compared to virtual desktops. Having the document I'm going to refer to

I prefer multiple monitors because they allow a more physical distribution of documents compared to virtual desktops. Having the document I'm going to refer to already in peripheral vision makes it much easier to switch to it than a switch to another virtual desktop and re-orient. The article notes the problem of having your mail open on the second monitor. There is an easy solution to that: close it. Sure if you then can't find anything useful to put there, you don't need a second monitor.