[muawiyah]

The whole deal fails eventually ~ the cold, hard fact of human male-female pair-bonding is at east 4.5 and maybe 10.0 million years old.

Current fads are not likely to last against that intense pressure.

[lentulusgracchus]

The whole deal fails eventually ~ the cold, hard fact of human male-female pair-bonding is at east 4.5 and maybe 10.0 million years old.

Try 600 million years. Unbroken line of sexual reproduction among the higher forms since the Proterozoic (no fossil record worth mentioning for the evolved forms before 500 million years).