Google are worth supporting, and advetsiing is one of the few funding routes they have. Theire advertising isn't intrusive (at least not at the moment) so they seem to be doing that right.
And going to this thing doesn't mean you're taking the job. You're finding out more about it, and if you don't like it when you know more, you don't have to accept an offer.
From:
no subject
And going to this thing doesn't mean you're taking the job. You're finding out more about it, and if you don't like it when you know more, you don't have to accept an offer.
So I'd say go for it, and see what happens.