I like the alien death ray explanation. Like in Independence day that would be about how much credibility I assign to those people.

Your milage may vary..

..now about the reaction-less space drive currently being tested by NASA and the Chineese Current experimentation reveals a push an order of magnitude GREATER than a solar sail.

or..

LFTRs

Either one has the potential to change everything.
There is a LOT of new stuff happening that I want to know about. I have only so much time in the day. I have to decide what I will spend it on.
I try to avoid foolish nonsense.