I don't think this is the first time I see this type of concept (not sure).
One thing is, you'll have to get a ton of users at start. Unless people start actively using it everywhere, everyone will slowly stop using it because there will be no content. I do believe it will be hard to achieve.
Technical leader is here. Yes, there are some similar ideas out there but Floatalk is going to be really different because mainly we use semantic web features to develop Floatalk.
Also, we will release a public api access for developers that make sharing and commenting much easier on the web.
I don't think so. There is a website, so you can explore through. this will help prevent facing no content. of course it makes I still feel the need to facebook-type commnities
One thing is, you'll have to get a ton of users at start. Unless people start actively using it everywhere, everyone will slowly stop using it because there will be no content. I do believe it will be hard to achieve.
The idea is great, good luck!