Silva always fights like that against grapplers, only this time he was a tad slowers, his chin a tad weaker, Weidman a tad stronger,
or any sort of combination.
If he kept his hands up he might have gotten taken down again.
Had to partake. 
Dancing and looking at the ceiling are not tactics used to defend takedowns.
OnlyTheStrongSurvive - Dancing and looking at the ceiling are not tactics used to defend takedowns.
True, unless you're the p4p king against a grappler rookie