> here's a non insignificant percentage of women that have serious side effects with hormonal birth control: Mood changes and reduced sex drive are crippling, if you are unlucky enough to find yourself in that category. Surgical approaches aren't great if you see a possibility of wanting to change your mind later.

absolutely agreed, If there are pills and procedures for both sides, whoever has bad side effects (or risks for a surgery) can opt-out, and the other partner will do it. Or both can combine, decreasing the risk of pregnancy even more