Start menu. After bringing back the Start button in Windows 8.1, Microsoft will take the next logical step in the next Windows version and make the Start menu available as an option. It's possible this will appear only on those product versions that support the desktop.
Full article: http://winsupersite.com/windows-8/further-changes-coming-windows-threshold
Only this guy apparently has "sources", but the internet is full of rumours since a couple of days. Apparently microsoft wants to reintroduce the start menu we've all come to know for years in 2015.
You know what baffles me more than the fact that they thought the new tile screen was better? The fact that they need a year to reimplement something they had been using for over 15 years...
GJ microsoft, you have renewed my faith in you.