And, there is always a bit of "uh oh, my life's work is suddenly becoming irrelevant, even though it's technically better". One thing I've learned from reading HN is that good technical solutions rarely get you much. What you need is a good product.

H.264 is a great technical solution, but a horrible product. VP8 is not as good technically, but it's exactly the product the Internet needs. Sad, but that's the reality of it.