Yes, people still underestimate the value of single core perf and overestimate the value over multi core perf. In practise: what matters to users of these devi

Yes, people still underestimate the value of single core perf and overestimate the value over multi core perf. In practise: what matters to users of these devices is web browsing performance (which is still mostly a single core job - perhaps a second core can be practical in some browser/OS combos).