The OOXML Office format they used to continue pushing Office lock-in is very recent: https://wiki.documentfoundation.org/LibreOffice_OOXML
They tried their best to keep the list of their Android patents secret, so that they could not be worked around, and they abused their patent on the FAT filesystem as recently as 2012: https://www.howtogeek.com/183766/why-microsoft-makes-5-to-15...
They also still lobby against open standards: https://www.computerweekly.com/blog/Public-Sector-IT/Microso... https://www.theguardian.com/technology/2015/may/22/microsoft...
And lets not forget all the spying in Windows 10.
MS is as hostile as ever - it's a fantastic success of propaganda to make people think it's limited to "decades old issues".