You are saying a lot of things that simply aren't true to support your claim.
1. Everyone did
2. I'll argue this until I'm blue in the face, but he read the tea leaves here... but if I will give him "one move" for the year, this is it
3. No
4. So? Plenty of people said this.
5. Wrong
6. The Sox scouted him multiple times; I knew that and I'm not an insider
7. Piggybacked this as well; this was said by multiple people.
I follow about 500 Sox twitter accounts, and what Cishek does is play off the story or the speculation/thought/feed. That doesn't mean he doesn't have a buddy that works in the front office who blurted out one thing to him once.