Controversial, for sure, but the article makes it clear that many of her fellow competitors support her participation.  I doubt that her fellow cyclists really care about complaints from the uptight anti-trans commenters with their clever insertion of "he" into the discussion.  The 1950's called and wants its closed-mindedness back. 

The more interesting issue is hyperandrogenism among women athletes like Caster Semenya.  She has three times the testosterone of an average woman and crushes her competition in the track and field 800m .