content: OSS allows people who know better than me to look for issues in the software, and maybe they will let me know if there is an issue. Being closed also means that they could be intentionally hiding something (windows 10), or have plans to hide something in the future. like someone else in this thread pointed out, they are not making money by selling the software, so there must be something that they are doing, or plan to do, to make money with their user's information.