If you are interested in those properties, you might like something i'm working on that i'm about to launch.
Its nothing like COM, but a vision of what moderns browsers engines could turn into (focusing on the properties you have mentioned).
We should not let "them" dictate dumb clients (and apps) to us that consume from the fog that "the cloud" is.
This is a corporate trend that will take a lot of freedom from us, and if we let them have their way, it will be pretty hard to get us all out of this nightmarish future we are heading to.