Upcoming change:Updating default sharing setting for Office 365 Group connected SPO site collections

A much more involved set of discussions not withstanding, when is SPO going to version their changes rather than arbitrarily impose them and the sometimes considerably significant impacts on customer organization, process, and investments? Purchasers of cloud services were never made aware of risks nor realized expectations of stability and manageable change were fallacy. Microsoft must realize one thing purchased need remain that thing and differences then are in fact now a different thing that they must choose or reject, not forcibly be confronted with risks and implied responsibilities requiring address.