You have taken the most risk-averse, careful option. You reached out to a blogger not known for being controversial, and sought to provide him with the necessary information. In the end he came to the launch, and wrote a relatively positive blog entry about it, and wrote some tweets about it.
YOUR RESULT: OK. Your reputation remains intact, but you have not exactly set the world on fire either.
Picture: Please Take Care, CC License from Flickr.