Simple. it's closed-source.
Speaking as a dev, open code tends to make you think twice about what your writing, as it would also generally prevent you from just putting a virus in the code.
Outside that the community can audit and determine whether it is *reasonably* secure.
TBH closed source might as well be custodial because you cannot *verify*.
Anyone working on #vrm ready nft's for #ETH network? Seen some collections that don't seem to have taken off as expected, what're your thoughts on why? #NFTs#MetaverseNFT