[graniter]

Exactly. The platform will matter, but in this case the content is going to be king. Users are going to wherever the best content is. I saw the OP as being in a position to be able to complete with Google to provide quality content. That's not a bad position to be in. And that long tail can be really long with a lot of content that Google and others won't deal with.

I have heard several times how actually having some competition helps companies quite often. It's not automatically the end if someone else has a similar offering.