Network Processors - are they Here to Stay?

According to recent announcements it seems the even DPI products, with their intense packet processing, are going towards NFV and virtualization in general purpose servers.

Vendors do state that it will take time (see "Allot Launched the New Service Gateway" - here and "Sandvine CEO Bullish on IBM Relations; SDN and NFV will Take Time" - here) - but is this the end of Network (or Packet)