If you had one billion dollars and someone threatens to take all of it away - how much of your wealth would you spend to save it? A small amount? Half? Most? If your choices where either keep 10% or 0% of your wealth, what would you choose?
Like it or not, there are quite the number of really big whales out there and it is in their best interest to defend their source of wealth. Sure, the banks and corrupt politicians have an insensitive to see Bitcoin fall. But someone fighting to defend something will ALWAYS fight harder and longer than someone attacking it.
Also, anti-bitcoin organizations are finding it exceedingly hard to receuit the knowledgeable people needed to further their agenda, since all the knowledgeable people end up switching to the pro-bitcoin side. Either because it pays better or simply because it is the right thing to do. BTC