Lots of folks have. Oddly enough, most go back to a conventional saddle at some point, for good reason.
In my experience, it's possible to find a saddle that doesn't cause the numbness mentioned. That's what I did. Perhaps there are others for whom the only solution is a centerless or noseless saddle, but the millions of men who ride a conventional saddle without such difficulties would seem to be adeqaute proof that neither the symptom nor the result is going to occur in every case. -- Typoes are a feature, not a bug. Some gardening required to reply via email. Words processed in a facility that contains nuts.