Vendor lock-in, severity across cloud architectures

Several people have asked me in the recent past about the vendor-lock-in issue with various deployment architectures. The below picture should be self-explanatory on the amount of lock-in across SaaS, PaaS and IaaS. The lock-in that I am referring-to here is a combined aggregate of Vendor lock-in + data lock-in + dev environment lock-in + data lock-in.

Hyper-V and Virtual Devices in Windows Guest OS

In the Hyper-V environment, when you do a fresh install of Win2008 guest OS - you will observe that the guest OS automatically gets all the virtual devices giving the 100% portability and the best possible performance. Watch how the device manager shows up on a native Win2008 installation and on a virtual machine installation.