Opera, the company behind the Opera browser, has been gathering some publicity lately, talking about a concept called “Opera Unite.” On Tuesday, they unveiled the project, which basically turns your computer into a web server. Share what you want, without using a third party (Facebook, YouTube, MySpace, FlipShare) to host it. The advantage is saving the time and effort of uploading the shared content, as well as the fact that (hopefully, assuming Opera Unite is secure) you don’t have to worry about the content