Has CM Punk surpassed Shawn Michaels? You are comparing apples to oranges, so to speak. Punk has not surpassed HBK in the ring as no one has in my view. The two are different entirely entities but both are big time players.
If he and Jerry Lawler knew beforehand about the spot where Undertaker threw Mankind off the cell through the Spanish Announce Table: We were unaware that Foley was coming off the Cell as I've answered many times before. The less we knew about what was going to take place the better we were as a team.
Which title has more prestige - the Intercontinental or United States? Hmmm...I'd guess long time WWE fans would favor the IC Title but that's merely my opinion. It also likely matters on who the particularly champion is.
Rumors of Ryback under heat for using Goldberg's wrestling maneuvers: I don't know how to comment on internet rumors plus I'm no longer with WWE or around the talents to know what is going on. Ryback seems to have potential but he's still a on going work in progress.
Source: JR's BBQ