A: No. Trans men have existed for centuries, and have been able to medically transition for about 70 years. Meanwhile, the concept of a butch identity has existed since the beginning of the 20th century, and masculine women have existed for much longer than that.
We’re different, but nobody’s destroying anybody just by existing. There is room in the world for all of us to coexist: butch lesbians, trans men, female-assigned genderqueer and nonbinary people, and everybody else.
A Trans 101 Blog 