Mark Greene has some interesting and on-point things to say about all of this.
“For the record, man box culture is not traditional masculinity. The two are not equivalent. The man box refers to the enforcement of traditional masculinity. This is a crucial distinction. For some men, traditional masculinity is a good fit. Man box culture rears its ugly head when traditional manhood is forced on the millions of men for whom it is not a good fit, seeking to stamp out the vast universe of wider ranging masculinities.”