I've been working exclusively on MBPro's, no external screen, for going on 10 years. There are issues, usually related to screen sharing from people using gian

I've been working exclusively on MBPro's, no external screen, for going on 10 years. There are issues, usually related to screen sharing from people using giant monitors. Some developer applications assume you're on a huge monitor. Not every sidecar can be hidden, not every grid has resizable columns. In the end, though, I would never switch from leaning back on a couch to leaning forward at a desk.