Computerworld - https://www.computerworld.com/article/3283324/office-software/microsoft-to-tighten-screws-on-traditional-office-gartner-predicts.html#tk.rss_all
Microsoft will continue to pressure businesses to adopt Office 365, said a pair of Gartner analysts, by barring all but subscribers from accessing Office 365’s online services.
The restriction will go into effect in about two-and-a-half years, said Gartner analysts Michael Silver and Stephen Kleynhans, who authored a for-clients-only report in April.
[ Further reading: First look: Office 2019’s likeliest new features ]
Their forecast was couched as an assumption that enterprises should build into their IT planning and budgeting. “By YE20 [year-end 2020], it [Microsoft] will announce that only Office 365 ProPlus will be supported for accessing Office 365 online services,”