Totally agree. I keep a dock for my thinkpad t420 hooked up to 2 27" 1440p iMacs in target display mode. Pop it in, the imacs get my laptop's workspaces. I keep

Totally agree. I keep a dock for my thinkpad t420 hooked up to 2 27" 1440p iMacs in target display mode. Pop it in, the imacs get my laptop's workspaces. I keep a dell laptop docked to my tv as a streaming box. Both of these setups give me no trouble, and all of these things were being thrown out by my university.