Wait what? Yes it is true, according to this post in US News and World report that cites McKinsey research.
“Alll told, though, only 32 percent of America’s independent workforce is using gig work as a primary form of income by choice. Forty percent are considered “casual earners” and use gig work as a supplement to their earnings. And 28 percent would like traditional, full-time employment but are working in independent roles out of necessity.”