How does Gmail do comet on Opera?

Question

I would like to know how Gmail (or anyone else) does comet on Opera.

Here is what I know so far from my experiments.

1. It doesn\'t use the event-source tag w

Answer 1

I really don't have any idea on what the answer is. But I know Opera supports server-events : http://my.opera.com/WebApplications/blog/show.dml/438711 . Maybe it's a step towards the anwser? I'm not really sure either, but I think they use it within Opera Unite.