Maybe 'set in his ways', because used to laptops of that size and pixel density, not wanting to change that. And clueless about ergonomics, because favouring th

Maybe 'set in his ways', because used to laptops of that size and pixel density, not wanting to change that. And clueless about ergonomics, because favouring the same way to look downward at the display which leads to hunchback, if you don't take care.