I think this will depend entirely on how good the content is and...

I think this will depend entirely on how good the content is and how easy accessible it is.
I‘ve been playing World of Warcraft when it was released and there were guys spending 100s of hours to get a close to unique item. NFT that time would have been massive, but only because of the surrounding game experience and community.
Animoca needs to create a community for Sandbox as there is for Minecraft and they will be a multi billion dollar company. If they fail zu build this, as Yat said in the video, others (large companies) will take the lead. The next two years will tell.