When it comes to the size and dimensions of the strike zone, it sure doesn't seem anyone cares much about MLB's official rules.
When the unwritten rules overwrite the written rules.
Don’t ask me why I was casually scrolling through MLB.com’s 188 page PDF of MLB’s official 2019 rules.
On page 174 of the document linked here I found something interesting. Simply titled, “The Strike Zone”:
Many thanks to Mark Bellhorn for posing for this instructional photo.
I guess the wrist-high strike has gone the way of the dead ball era. Something tells me an umpire would get an earful for calling a strike up there in 2020.