What a great idea. rofl. If they came, there would be people on earth forming a religion around them.
1.) Depends. I might just be nice to them for a while, just so I can learn about some of their technology.
2.) Yes! A religion that fosters all that technology needed to reach us can't be that bad. Of course there might be things that changed my mind.
Ohh, Lets be creative and try to think of alien religions and how strange they can be.