Not to totally disagree, but just to defend our haus, & state some Knowings...
...because, many peoples are territorial...not jealous....also, some peoples, are partners, & do not submit to any other than their partner...there is really many more reasons than base jealousy...O_M_G & I play with other peoples, just fine, but we also only goto parties together (regularly) & will not play, if our other is not there...but, we have been a matched pair for ten years...
..there are plenty of Ladies that only play with their other, & in this instance, when it is a big deal for them to submit to a male, & they say to him, "Do not play with others." that is "acceptable-jealousy", in that, these actions are as an extension of sexual trust, & to 'SHARE' this, is just to much to ask from an otherwise vanilla...
...I know girls that will not play with a guy if they are not officially dating, because of the wierdoes in this world now, they get so worked up spankin' a chick, that they try to move in closer & closer, & can even turn stalker...