More than likely. The technology is certainly available, and who knows! [lets her go and straights scratching the back of his neck] Nathan just might be doing for them what he's doing for us with my TARDIS. Not that I think either them has a highly sophisticated ship that travels in both space and time.

Oh, we can definitely interact! I've met more people that way... It's usually how I come across the people I've travelled with in the past. So many serendipitous encounters...