Wayne Walls discusses how Rackspace does cloud based on OpenStack, touching: open source, cloud on cloud, continuous delivery, and open API.
Phil Toland discusses using Erlang and Ruby providing backup for 20k network devices running in 8 datacenters across 3 continents for Rackspace’s operations.
Chris Read takes a look at clouds from the operations perspective, presenting various types of clouds and their tradeoffs, their strengths and weaknesses, the problems clouds solve but also the new problems that appear, and the process change the organization needs to go through to make a successful use of the cloud.
Oren Eini talks about the difficulty to build N-tiered systems that are highly scalable, presenting several concepts – divide and conquer, background evaluation, one way messaging, the single responsibility principle - along with .NET frameworks – NServiceBus, Rhino ESB, Mass Transit, Rhino PHT, Rhino DHT, Raven DB - which help solving the scalability problem.
Lew Moorman is an advocate of the cloud. For him the Cloud is a movement and a technology, the Cloud is for everyone but not for everything, and the Cloud should be part of a computing strategy.