My conclusion, as of January 2014, is in line with that being circulated by Public Citizen:
"what you don't know will hurt you."
This is a collection of the more thoughtful sources of information I have found.
Resources:
WikiLeaks IP Chapter https://wikileaks.org/tpp/
Official US government websource: http://www.ustr.gov/tpp
Also see https://en.wikipedia.org/wiki/Trans-Pacific_Strategic_Economic_Partnership