This is, actually, normal behaviour from phone manufacturers who use Android as OS. There is tons of competition in the area and put blatantly, Android based setups cant stand out for favour that easily. This makes all the manufacturers play dirty, just like Google does. Don't be evil, my ass.

it works great on my Mac OSX system.

Just remember that ISS is mostly used on internal servers. Netcraft doesn't and can't access that information.

The great thing about Silverlight is its ability to stream content as your internet line can take it. This means Silverlight will dynamically adjust the video and audio bitrate so that even users on less-than-fast lines can stream Silverlight video content.

That is a clear advantage over Flash and/or HTML5 based video content. Another is the easy integration with other projects when using visual studio. It enables you to rapidly develop new software and code.

This being said, the DRM probably isn't as needed by the Netflix itself but the content providers. It most likely says somewhere in their contracts that Netflix has to use DRM when streaming their content. It's the movie studios that demand it, not Netflix.