"Any reason why this is on PasteBin and not... any kind of reliable source at all?"

I don't know why it on Pastebin, but here is a (softball) interview in a mainstream newspaper with the fired "Ambassador"

http://economictimes.indiatimes.com/opinion/interviews/tedx-...

The cancellation of the TEDx Chennai(== Madras) license, the firing of Kiruba, and the general tightening screws for all India TEDx events seems real enough. There have been rumors circulating locally about financial and other shenanigans for a while now (fwiw).

Yeah, seems kind of suspicious, especially given that it was posted from a guest account.