Over on his Virtually Speaking blog at ZDNet, Dan Kusnetzky talks a bit about Ed Walsh's comments at the Storage Decision Conference:

I think that Ed’s comments are particularly well taken. I believe that it is crucial that organizations have a complete plan, an architecture so to speak, that defines how they are going to put all six layers of virtualization technology to work in their datacenter. A piecemeal approach is likely to become a prison that eventually makes it hard for the organization to succeed.

For more on what Ed said at the conference and Dan's comments, read his full post.