Slack Files EU Antitrust Complaint Against Microsoft – The Wall Street Journal

The grievance, filed Wednesday to the European Commission, the EUs leading competition regulator, accuses Microsoft of attempting to snuff out competition in its push into workplace cooperation tools by tying its Teams …

Business-messaging app Slack has filed an antitrust grievance against Microsoft Corp. in the European Union, adding a big name to a series of tech firms under analysis on both sides of the Atlantic for apparently abusing their dominance, and echoing the Windows-makers competition battles more than a years earlier.