Like in almost any society, Zimbabwe has some sex workers
Whole country started to see food shortage/a famine/third party takeover of farmland,
So prostitutes want to be paid directly in crops either because of a recent food scarcity development / because they’re… Starting their own farms! Yippee!
I imagine it’s as follows:
Maybe they’re radical anti-capitalists doing what they can to move their economy to a barter and trade system?