Having just completed an entire viz in Calibri (this font) and then Publishing to Public (to have it look like crap), I made this sad discovery:

Thanks Ross for posting this. Unfortunately for me that was 1-1/2 years ago, before my time. But fair warning to others.
--Shawn
PS: I also now understand why 10 & 12 pt. looks good and 11 falls apart; Calibri doesn't seem to support that size.