Ummm....Young TRex HATCHED from eggs, they weren't born...the rest of your statement above makes about as much sense:
Here is a hint to both of you - when you are ignorant on a topic, opening your mouth to opine away gives YOU away, so to speak....
The *method* of the birth is not the controversy...the rate of birth (and thereby the rate of random mutations over very long periods of time) is another story.