You basically copied Wikipedia's criticisms section under TPP. Essentially this is a compilation of everything bad someone has said about TPP, not necessarily a list of bad things about TPP.
Its important to have a standardized copyright law across borders, while our copyright law isn't perfect, the political climate in the U.S. makes it impossible to change it right now.
This is also important when you consider the state of copyright law in China, which has been accused of an stealing copyrighted technology from U.S. companies. Thus, its important that east asian contries follow the U.S copyright or Chinese copyright.
The third paragraph is the standard set of complaints lodged at every trade agreement. Regardless, the focus of TPP is less on tariffs, and more on standardizing copyright, environmental and other laws.