Earlier quoted context omitted.
That Microsoft is going to abuse its ownership of Activision is a certainty. They've already proclaimed they will only keep certain franchises on PlayStation for several more years after the merger succeeds. This merger needs to be stopped dead in its tracks. If competition authorities allow this merger they're factually legalizing market abuse.
Counterpoint 1: The low barriers to entry of the video game industry make it easy for new players to disrupt the space if Microsoft wants to abuse its position. Counterpoint 2: The product is video games at the end of the day. It's not exactly as important as life saving drugs or internet service providers, where antitrust resources are more needed. There is an unlimited number of ways for consumers to entertain them…
Low barrier to entry? Have you seen how many years of development it takes to develop a modern AAA or even AA game?