True - you'd be around 150th in the golf prizemoney list (US PGA) to be on less than $100k - without any sponsorship etc - and the European tour is similar
It's an extension of the usual 'equal pay' stuff..........but tennis is a bit different from a manager's job in industry for example (where all this fuss started). Not sure the 5 sets vs 3 sets arguments works though (if so, could argue male elite marathon runners should be paid less than women...