For what it's worth
"Recent comments at Ignite about Windows 10 are reflective of the way Windows will be delivered as a service bringing new innovations and updates in an ongoing manner, with continuous value for our consumer and business customers," says a Microsoft spokesperson in a statement to The Verge. "We aren’t speaking to future branding at this time, but customers can be confident Windows 10 will remain up-to-date and power a variety of devices from PCs to phones to Surface Hub to HoloLens and Xbox. We look forward to a long future of Windows innovations."
https://www.theverge.com/2015/5/7/8568473/windows-10-last-version-of-windows
You'd think so, but they don't even make their Wednesday through wages, let alone Tuesday.