After a one year’s pandemic hiatus, the Venice Biennale is finally returning next month. For the prestigious event, sometimes dubbed the “art world Olympics,” countries whip up the best of their nations’ artistic talent to showcase in national pavilions around the picturesque Italian city.  As much as galleries might like to pretend that the important institutional event is not a market moment, let’s not forget that the Venice Biennale was originally designed as a commercial event, and to this day committed collectors often use biennials as a hunting ground for their next acquisitions. For the biggest biennial of them all, anyone who’s anyone in the collecting world will be there, and…