So, startup culture is akin to hipsters? Overley grandiose idealisms, It makes sense. Then again, it isn't bad that people are dreaming, but there needs to be substance to their claims other than just "my [insert app] is going to change the world because of [xyz reason]."

I think that is what is trying to be said, but...

There seems to be too much passion in this article to have it be clearly thought out.

I believe that, yes there might be a little more peacocking than is necessary, but discounting the crazy ambitious dreams is asking for nothign to happen. If anything, it is wonderful that the spirit of entrepreneurship is being given the spotlight to help inspire everyone else to start something, even if it is a little less ambitious.