This is solved off-blockchain.
> Tooling is highly lacking for anything beyond deploying a simple 100 line NFT contract.
This is solved off-blockchain.
> we'll start to see some traditional applications rebuilt in a way that gives users ownership of their own data.
This is solved off-cloud, or if you pay for storage. I can download my photos and documents locally from Google Drive just fine.
> Web3 means I have all the rights to my data
You already do, if you store it off-cloud or pay for storage
> applications can live on beyond their creators.
This is solved off-cloud. I can still run executables from the 90s.