Internet of Things : Evolution of the Security problem

I just watched this very captivating presentation by Kevin Mahaffey where he spoke on security challenges, how they will evolve and why it is essential for all vendors to invest into security in this internet of things era. There is allot of buzz around Internet of Things and every one has jumped on this bus. This is one of the really good session that explains why security will play an important role in the Internet of Things era.