Re: It is all wishful thinking
"but if we have some scientists who think it can't be completely ruled out yet then it can't hurt to try."
Whilst I agree in principle in practice there are an awful lot of possibilities - without some framework to prioritize where the effort goes it remains up to those keen on the idea to show some evidence ( real or even theoretical) to support what, in most cases, is speculative.
Unfortunately there is a a view that "anything is possible " - no, sorry it's not. Just because human imagination can visualize something doesn't mean the physics of this universe allow for it. ( Ask Scottie if you don't believe me ).
( Nothing, BTW, would give me more pleasure than for there to be a way to travel far & fast but .....
Biting the hand that feeds IT
