I disagree. As long as every party is happy in a monogamy, the practice won't fall out of favor. The primitive default of humans is a polyigamy, or men having lots of wives, but woman having only one husband. Scientifically speaking, a monogamy is the most advanced because that's what nature seems to strive for for a coctail of reasons. For more information watch SciShow's video on monogamy. Not that open relationships are bad, but scientifically speaking, monogamy isn't primitive.
While polyurethane, lambskin, and nitrile condoms are compatible with oil based lubricants, Polyisoprene condoms are not. They are made of a denatured version of latex and degrade when exposed to oils.
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There has been a kind of vocal group sex at the camping site every night. We have been loud as all others.
Your one lucky man.
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Skirts like hers should be compulsory for all women .