Well, yes, but I worked on developing Admob SDK for Windows Phone. So it's not as clear cut as you may have thought of.
Breaking youtube might also be a resourcing issue still - like making sure they control the release process without having to allocate resources to make sure what they do work for windows phone too.
Breaking youtube might also be a resourcing issue still - like making sure they control the release process without having to allocate resources to make sure what they do work for windows phone too.
Note: I no longer work at google.