The media calls it rebuilding, so misinformed fans start calling it rebuilding, and before we real fans know it a snowball becomes an avalanche. Floridians, sorry about the snow reference!
I think it's just a new coaching staff implementing their philosophy. Players that don't/won't fit are waived/traded. Doesn't mean surrender, doesn't mean defeat, just means rearming to fight the same battles in a new way.
There is no defense against a perfect pass. I can throw the perfect pass.