It's a tale as old as time. A married dude on Reddit decides his wife can't “provide” for him sexually, he begs her to open the marriage . Fast forward and his wife, who reluctantly agreed, has way more success with suitors, causing the husband to change his mind about having an open relationship at all. And then he posts about it on Reddit. It seems these dudes will never learn, but if we're being honest, it never gets old to watch ‘em f*ck around (literally) and find out (literally). Thanks t…