PS4 version of Warframe needs a performance mode. Or other players should be locked from force starting the mission until all platforms have finished loading out. If they don't want to wait.
Had the pleasure of spawning in on Reb earlier (just in time to revive her) : r/Warframe
Warframe Full PS4 Trailer & PC "Cross Play" Details - Warframe - Giant Bomb
Warframe on Nintendo Switch: 5 Things You Need to Know | Tom's Guide
PS4 Tutorial: How to Enable Chat / Voice / Commentary Into Video Recordings - YouTube
Warframe Switch Voice Chat Does Not Require Mobile App, More Technical Details Revealed – NintendoSoup
Warframe PS4 Settings in English - YouTube
Warframe Switch Voice Chat Does Not Require Mobile App, More Technical Details Revealed – NintendoSoup