Sure it's a little over-simplified... almost all analogies are. But I think Juniper's David Noguer Bau makes a helpful metaphor for how today's networks work and how the software-defined networks of tomorrow will work.
Looks like Alex Freedland's recent prediction that OpenStack Will Eat IaaS AND PaaS Vendors could be coming true. Just last week, Rackspace, one of the founders of OpenStack and a primary steward of many of its projects, announced Project Solum.
A wonderful tongue-in-cheek article on etherealmind.com looks at a "Unicorn-Powered SDN Data Center" in the form of Legos. Go take a look at the whimsical picture tour along with some good inside jokes for all the members of data center teams.
But Luke Wheeler thought now was a good time to revisit how other companies are competing strongly in a few specific areas of services, some that AWS doesn't even provide. Wheeler has some really good distillations of each company's focus and how they differentiate themselves...
MongoDB doesn't really bring much new stuff to the table. Whereas Cassandra has an innovative consistency protocol, Redis has "crazy data structures," and Hadoop has powerful batch data-processing abilities, MongoDB has mmap. But that's okay.
Large-scale legacy replacement might be the hardest job in the entire IT industry. Let Brandon Byars share his experiences with nonpublic APIs, and lessons learned from doing large scale RESTful integration across multiple teams.
With the release of Docker, the conversation about application portability containers is heating up. Now Rackspace is introducing their own take on virtualization containers with a technology called ZeroVM. They've recently taken the reigns on this existing project, which is a hypervisor designed specifically for the cloud.