Oh my shit, I can't wait for it to be released. It might be a rumor, but keep your eyes on that 日期 你 guys. Oh and it's just a teaser trailer, but still it's important news. :]
This link is from a news station in Los Angeles. After 你 are there, scroll down until 你 see "Entertainment". There 你 will see a blog about "Harry Potter", click on that! It's TIME SENATIVE!! Today is Jan.26