Insights on how to deploy / host / run my solution. The first and most important decision for a solution in Azure is how to run it. Should I use IaaS, PaaS, which kind of PaaS?

a. Why is IaaS still a solution for application hosting in Azure
b. Cloud Services with Web and Worker Roles – the first option for development teams
c. Web Apps are a very useful PaaS option too, and we will see differences vs Web Roles