we have to leave it there mary goodloe field in hamburg thank you so much for joining us. how does a virus spread. why do we have it and then we'll. just through the topics covered and the weekly radio show it's called spectrum if you would like to me information on the coronavirus or any other science topic you should really check out our podcast you can get it wherever you can get your pod cast you can also find us and. science. happiness is for everyone schumann premisses are very different from primates we have many totally ridiculous i mean the size of nature. this is climate change regular sex how do you notice improve books you get smarter for books on. linux and firefox oh have one thing in common their source code is open meaning everyone can work on the code but recently major tech companies have several big open source projects how will that impact the open source space when it becomes less open our topic today. open source software is unique in that it lets anyone access and develop at source code the open source. movement emerged as the anti thesis through com