Win10 adoption is in trouble, and they know it. They'll be lucky to make a billion installs by 2020 at this rate.
But in Jan 2020 Win7 stops getting security updates. That will force a lot of business and professional users to switch to Win10 if they haven't already.
Hopefully, by then Win10 will have evolved into a useful environment to get actual work done, as opposed to watching streaming media and checking one's Facebook and Twitter feeds.
[[ But in Jan 2020 Win7 stops getting security updates. That will force a lot of business and professional users to switch to Win10 if they haven’t already. ]]
At which point they will no doubt declare “Sales are skyrocketting- people love windows 10”