> And that is why you are completely wrong.

You wish!

> The only way it interacts with EM (again if it exists) is in gravitational lensing.

and why would that be!? Why is that the "only" way!?

> No but dark matter is an hypothetical invention

I suppose that you only believe in things that you can touch and see! It was needed for the equations, so you got to call it something!

Also, what do you think happens when stuff gets into a black hole!? Is that hypothetical too!?

> and if it does exist then its not going to be found with EM -
> thats why its called "dark" !

No, that is not why it is called dark!!!

Again, we cannot detect all EM waves...Why did you think that we could!?

eom