Jason Edelman writes about Networking Field Day 6 presenter Plexxi:

Plexxi is a start up in the network industry  re-thinking networking  from the ground up.   A Plexxi network is different.   It is cabled differently.   It is thought about differently.   It is integrated to other systems differently.   With Plexxi, it all starts with conversations that are occurring on the network.   These conversations, or relationships, occur between different systems on the network.   These relationships are what Plexxi calls Affinities.

Read more: Plexxi & Affinities Part 1