So if it's not about exclusivity, why exactly did Sony buy Bungie?

When the news broke that Sony was throwing a $3.6B bag at Bungie, in the middle of our weekly planning meeting I might add, my initial reaction was surprise followed by quite a bit of confusion. That feeling only grew as I read the statement and FAQ put out by Bungie. Both of these double down on the notion that Bungie will remain almost entirely independent, Destiny 2 will continue to be published on other platforms (PC, Xbox and—lol—Stadia) in perpetuity, and even that Bungie's future projects won't now become PlayStation exclusives...
Read more.