Vanilla sex has always turned me off. I look for something deeper. That's why I reinvented myself as fetish practitioner. You can have sex and feel absolutely nothing. That's so heteronormative for it to be 'put penis in vagina and cum'. For me, sex is erotica.
At age 35 I quit an unfulfilling corporate job and started sex work as an independent full service kink friendly switch. My early days were filled with wild situations and marked by an utter lack of self preservation.
Consent is conditional by design, it requires specific circumstances and/or conditions to be maintained continuously. The introduction of money or some material good as a requisite condition does not negate this basic fact.