The fact that it was challenged at all is a huge step in the right direction. Couple of years ago, the FTC wouldn’t even bat an eye with these mergers. The new chair, Lina Khan seems to be determined to reduce the power of monopolies.
Which is a good thing, if this isn’t obvious.
The problem lies with the complete out of touch judges now.
I wouldn’t call it irrelevant. In my opinion it’s almost a given that long term, this is a bad deal for consumers. If you like video games, you should be rooting for competition, not consolidation.
Microsoft has in the past and will in the future abuse monopoly powers, if one lets them.