Commentator Elissa Ely wants to assist the piano tuner who's come to repair a sticky key. It turns out that she's not up to the task. The piano tuner is an artist and a surgeon, whether he's running ...

Does your MacBook's keyboard have a sticky key or two? It could be due to dirt and dust buildup or small crumbs from food you consumed while working, which can often be removed in a few steps. Fixing ...