Are you sure?
Are you really sure?
What were you sure of before any of snowdens alligations?
You think they chased him around the planet because he was just a little lying scumbug with no proof to back up his claims?
Do you think it actually matters if he followed the 'correct' procedures when they were all so obviously breaking every rule in the book, it must be hard to break more laws than google and not get punished for it.
If at this point you think to validate / invalidate anything the NSA says, your logically very screwed in the head.
Go back to desposing off big foot theories, your sound logical skills are required elsewhere.