Getting the versatile nub ensures that in the event your clitoris (or whatever part of preferred stimulation) is certainly not in the exact destination in which the external nub falls, it is possible to move it to your spot where you need it.
If it doesn’t reach the place you want if you had a stiff nub, you might be out of luck. You may have to crane the whole dildo to obtain it to achieve a good spot, but which may cause vexation in your vagina or anal area from cranking it to an angle that is uncomfortable.
Some people don’t like the flexible nub—depending on how they move the vibrator and their genital shape, they may move things in a way that pokes or gets out of the position they want it in on the flipside. The stiffer nub will be better it’s in a place that works with your body in the first place since it wouldn’t move—if.
Phew! That’s quite a few what to think of, huh? And that is not really taking into consideration the things that are basic additionally consider when purchasing *any* adult toy in general (have the scoop on that here).