Facebook Home launches in the UK Writing on the Facebook blog, Michael Sharon said that thanks to Chat Heads "Now you can keep chatting even when you're doing other stuff on Facebook, like checking your News Feed. Tap chat heads to reply, drag them around, or flick them down to close. He added that stickers would also be available to purchase in the "Sticker Store" if users wanted to express a more diverse range of emotions than those available free. The updates will roll out from today over the coming weeks. In a Q&A session after the Home announcement in California, however, Mr Zuckerberg admitted that adverts would also form a part of the new homescreen, meaning that an "experience" sold as pushing the site's 1 billion users closer to their friends will also push them closer to advertisers. Reviews of the software in America have been mixed, with users acknowledging that the software is fast and increases Facebook use, but criticising the lack of widget support.