Got a Dell M3800 expecting a decent trackpad. It's a premium machine and even sub-$500 Acers bring precision trackpads now, right? Wrong, it's excruciatingly lo

Got a Dell M3800 expecting a decent trackpad. It's a premium machine and even sub-$500 Acers bring precision trackpads now, right? Wrong, it's excruciatingly low-res and persistently jumps by unpredictable distances on clicking.