> much is the usual personal preference stuff about braces and capitalization.
There's nothing wrong with that; having that stuff in your style guide means that you get more consistent code, which is easier for everyone to read whatever their personal preferences.
(General point: Having a rule that says "Everyone must do X rather than Y" doesn't mean claiming, or thinking, that X is better than Y. There's not much to choose between driving on the left side of the road and driving on the right, but it sure is valuable to choose one or the other and stick with it.)
There's nothing wrong with that; having that stuff in your style guide means that you get more consistent code, which is easier for everyone to read whatever their personal preferences.
(General point: Having a rule that says "Everyone must do X rather than Y" doesn't mean claiming, or thinking, that X is better than Y. There's not much to choose between driving on the left side of the road and driving on the right, but it sure is valuable to choose one or the other and stick with it.)