He's just not as good as people think. He had one iconic play in the Super Bowl and then managed to piece together some pretty good seasons, but there's a reason the Patriots went out and signed a top CB in the offseason last year, and this guy didn't play a single snap in this year's Super Bowl.
Wait, this is the same team which punch drunk on their Brady success felt they could trade Chandler Jones, a sack leader in his prime... sure, you take a look at him, you bet