What is it that makes rimjobs the most beautiful sex act?

>>35480196
Your gut bacteria are lacking. That is why you are fat and autistic. The natural way to solve this is literally - no joke - by eating poop. All animals eat poop.

because it involves getting neuro cysticercosis

>>35480392
Citations:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3564498/
http://www.medscape.com/viewarticle/874970

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holy shit i know the girl on the right

>>35480196
the look on the girl's face on the right is perfect

>>35480392
I'm actually /fit/, but not a bad theory evolutionarily speaking

>>35480434
Prove it or fuck off of my butthole worship thread

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>>35480434
Of course you do anon. Tell us more.

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>>35480595
>MFW I'm anxiously waiting for my turn for a delicious asshole

>>35480647
>I'm actually /fit/, but not a bad theory evolutionarily speaking
Have you considered that maybe your physically superior gut microbiome is encouraging you to spread their superior collective genome by sharing your butthole with others, the same way that the toxomplasmosis virus makes mice seek out the scent of cats?

HAVE YOU EATEN CHADS BUTTCRACK YET?

>>35480196
>What is it that makes rimjobs the most beautiful sex act?

It is essentially a form of costly signalling. You signal your love/devotion/submission to your partner by enduring a disgusting act, thereby establishing that the feeling is in fact genuine.

>>35480748
Think of how much money the world could save on health care if there were more exchange of intestinal bacteria from more assplay.

If you are not fingering and licking QT buttholes you are literally the problem.

>>35480806
Your theory makes sense for a couple but it doesn't explain why I get hard when I do it to single mommies off Tinder and POF.

>>35480822
Every society that evolves sanitation enters demographic decline.

EATING POOP WILL BE THE SALVATION OF THE WEST.

>>35480843
It could be that you're playing a role in your mind, or it might just be operant conditioning.