I'll let my past self answer this one, in
this old thread. There are some links he placed in that thread to even older past selves and other people from the past, discussing time travel.
Oh, and a big "Hi There!" to my future self and all the other citizens of the future, who might stumble upon this thread once it's been archived.
Don't say "infinitely" when you mean "very"; otherwise, you'll have no word left when you want to talk about something really infinite. - C. S. Lewis