it doesn't necessarily mean they need to be thrown out completely. , dave facebook cfo wagner, speakingcall. he talked about currency, he talked about engaging new experiences, giving people more choices around privacy. which of those stands out most to you? i think video is the most obvious opportunity. i think facebook has been pursuing that wisely. facebook watch, their viewing platform, has been gaining traction. that is where they have the most leverage. the video platform they launched just a month ago, that could become a one billion user platform. being a video platform, you can rack up hours of daily usage time. the global advertising industry for tv is still $200 billion large, and that would give facebook plenty of room to grow. weighing, -- james arc investment, and martin, thanks. spacex launched a rocket from the california coast comedy 14th mission of the year for the elonny run by billionaire musk. they are looking to launch 30 rockets in 2018. coming up, we will hear from blue energy ceo as the company looks to get the public market. -- why public energy companies go pu