Dell is all about open networking, and several whitebox vendors had their wares on display at Interop. IP Infusion has released OcNOS, an open networking operating system with a rich feature set right out of the gate. Ethernet switching continues to change. If you are Yet Another Cisco Buyer, do you care? I think you should. There are real dollars at stake. Eventually, it gets silly and/or irresponsible to spend money on Cadillacs.