Stylistic quirks = Styling (capitalisation, punctuation) that is non-standard and this non-standard styling means or symbolizes something
Examples
Not considered stylistic quirks: Non-standard styling because of look&feel, layout or design
Examples
- Album Thank U, Next. Song titles start with a lower case for aesthetics reason, so we don't follow that path and enter them with a capital anyway: Break Up with Your Girlfriend, I'm Bored