Well, that was about 31 flavours of awesome. Let those who claimed that David Tennant lacks "gravitas" and was an unworthy successor to the role of the Doctor* be hereby silenced -- what an utterly wonderful performance. Forget the end of S2, I've got your tears right here, people.
Also, Martha is rapidly becoming my favorite companion ever. It's actually a little scary.
Anyway, I hereby take back all my former complaints about Russell T. Davies. At least until next week.
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* Also, if Eccleston hadn't quit we would never have had the delight of watching him
smack Milo Ventimiglia upside the head with a bo stick. I rest my case.