...I'm pretty sure it's arial?
Anyway, the default font (as in the forums, most websites, what you type into the google search bar, etc) is the master race. Simple, organized, easy to read.
And it's the most compatible with bold, italic, and underline.
But when you scrunch them together it's loving horrendous
YOU CAN'T UNDERSTAND CAPITALIZED VIVALDI VERY WELL, CAN YOU? <-- Translation: You can't understand capitalized Vivaldi very well, can you?
But um, typing "IT" into Vivaldi makes a fancy symbol that looks like some attempt at a cursive pi symbol. - IT