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.
A commemorative moment: a handshake between a PC (self, left) and PS4 (friend, right) players. : r/Warframe
How Warframe built an ethical free-to-play economy : r/PS4
Warframe - Switch Vs. PS4 Pro footage | The GoNintendo Archives | GoNintendo
WarFrame [Switch/PS4/PS5/XOne/XSX/PC] Next Generation Trailer - YouTube
Warframe - Switch Vs. PS4 comparison | The GoNintendo Archives | GoNintendo
Inside Xbox Series X|S Optimized: Warframe - Xbox Wire
Warframe' a free-to-play sci-fi shooter for PS4
Steve Sinclair on Twitter: "Warframe PS5! Here we go! Your PS4 account works on PS5... Gahhhh I can finally talk about it." / Twitter