Here’s an English SE question with some interesting answers: https://english.stackexchange.com/questions/412/should-i-put....
Here’s Another answer with great visual illustration of the strippers, JFK, and Stalin example: https://english.stackexchange.com/questions/172671/oxford-co....
My other sensibilities include not putting two spaces at sentence end (among other things this shows that you’re most probably 40+) and writing PowerPoint slide titles in sentence case rather than title case.