Taplature forces us to fully understand any new vocabulary we want to assimilate. It's just not possible to play something while counting the beat out loud and keeping the correct foot tap unless every piece of the jigsaw is in place, both physical and mental.
Most don't understand that they are actually now thinking in semiquavers (16th notes). I draw their attention to the fact that the hands have to open up after each clap to prepare to clap again. These movements are shown below by the dotted lines.