[Quix]

I’ve posted a list of such why’s hereon likely 2 dozen or so times.

Search it out yourself Mr Genius.

Star Traveler answered with some of the reasons.

And some of the reasons are mentioned in some of the links I posted.

Or, if a different activity would be more attractive . . . I’m sure there are some suckable rocks around somewhere.

[kempo]

Damn-it! Show us all just one clear in focus picture of a UFO. Well, we're all breathlessly waiting!