"For instance Transformers have no logical need to breast-feed their young"
BUT STARSCREAM DOES IT I'VE SEEN IT IN FANPICS SO IT MUST BE OKAY*. *brick'd*

...sticky scares me. ¬_¬ I mean, if we're getting down to semantics, ANY sexual contact is probably going to be plain old wtfery for a robot. ;) Buuuuut...

* - ...ok now I added this to your OTP. FACK. I has no brain now.