Sony enabling Fortnite cross-play for PS4 against Xbox and Switch - The Verge

Sony is backing down and supporting Fortnite cross-play on PlayStation 4. The policy change will open up gamers to play across PS4, Xbox One, and Nintendo Switch

Cross-platform play - Wikipedia

Sony finally lets PS4 owners play Rocket League against Xbox, Switch, PC

How to Stream Xbox Games to Your Phone or PC With Remote Play

Xbox reportedly offers Sony 10 year deal to keep CoD on PlayStation - Dexerto

Sony will integration Discord on PlayStation; Confidential docs reveal that it disliked cross-play

Fortnite Finally Comes Nintendo Switch; But Sony Spoils The Party With PS4 Cross-Play Snub

Sony blocks Fortnite cross-play between PS4 and Nintendo Switch, Pocket Gamer.biz

Sony's PS4 cross-play stance softens, giving Fortnite fans hope

Sony reportedly charges developers to use cross-play

Cross platform - Release date and Q&A - Fishing Planet Forum

Xbox Cloud Gaming: All the key details to know - Android Authority

Microsoft: Sony Purposely Blocking PS4 And Xbox One Crossplay For Fortnite Battle Royale

Fortnite crossplay (Nintendo Switch, Xbox One, PC, Mac, Mobile) confirmed, Sony blocking PS4, Page 10

Sony Explains Why It Took So Long To Enable Fortnite Cross-Play