By Veronika Bondarenko The deal reflects ongoing competition between big players in the office communication space. When Meta (MVRS) – Get Meta Report first announced that it was launching a corporate platform known as Workplace in 2016, many were skeptical of its ability to take off. Slack (WORK) – Get Slack Technologies, Inc. Class A Report had become ubiquitous — over 70% of Fortune 100 companies rely on the platform for their daily office communication — and some did not see any other platform matching its widespread reach in corporate culture. Six years later the situation is much differe…