hello !
I do not know if you have heard about the exciting Datum project
Datum is an exchangeable data platform running with ethereum technoloy Blockchain
In short, your data can be sold.
an application will soon be launched after the end of the ico.
here is in general the explanation given by the site itself: "Datum is a decentralized and distributed high performance NOSQL database backed by a blockchain ledger. other IOT devices in a secure, private and anonymous manner.
for more information I invite you to visit the website:
https://datum.org/ I find this project inovative and very interesting and revolutionary, as long as people follow and are interested.