Free is a very vague term when it comes to digital offers. Free email and chat from free search, no transactions are released, but no profit

Data and information have become the currency of the Internet, but with the advent of Blockchain, there is a new digital currency, which is trying to take advantage of decentralizing and disrupting the BitMeVA online advertising market.

source https://cointelegraph.com/news/online-ad-market-vulnerable-to-decentralization-and-bitclave