The reason you can do this is because many people will go "Awww... thats nice" and because not many other people are doing this now.
Perhaps in the future everyone will do this, and you won't be able to click on anything without seeing a splash screen, slideshow, or musical tribute to someone's deceased relative or lost family pet. Then we will have a new standard of annoying and look back fondly on the days where we just saw ads for Chrysler.
I don't see a difference. I am sure I won't like it either.
When considering relevance, What is more telling that by almost midnight on the west coast, there are only 270 comments on a new operating system announcement by the largest operating system manufacturer.
Posted on my iPad.