Personally I'm more interested in the concept of typing gibberish to clear your mind. What particular kind of gibberish? Doggerel verse? Blind keyboard mashing?
I often do an exercise that I've started referring to as a "brain dump". Sometimes when I feel overwhelmed, for whatever reason, it helps to just simply start typing. I start by just saying whatever is most present on my mind, and each new thought starts on a new line. More often than not I end up drilling down to some kind of inner conflict buried pretty deep in my mind. What's really amazing is when seemingly unrel…
Of course, this is probably a reason to do it.