The term new to us as well despite being accustomed to its employ when the dual-hatted careers of creatives and academics—singer-songwriter and director-producer for example plus considering our particular pension for zealous double-barrelling and dashes as punctuation—and so we appreciated the induction through “multi-hyphante spaces,” in other words a new and hyper-hyphenated way to describe mixed-use zoning for residential and commercial campuses and neighbourhoods with terminology that’s been in circulation for decades. More discussion at Language Log at the link above including hybrid and unhyphenated identifications.