What does this look like in practice? Is everyone supposed to download 1TB worth of various skins to play a game? Who chooses which skins are eligible to be tra

What does this look like in practice? Is everyone supposed to download 1TB worth of various skins to play a game? Who chooses which skins are eligible to be transferred into each game? Do I have to download and view other player's skins? idk if I want a Cyberpunk 2077 skin in Elden Ring pvp...