- often you need to rely on multiple mutually-trusted third party (eg transferring money from your bank account, to a a bank account in another continent) and t

- often you need to rely on multiple mutually-trusted third party (eg transferring money from your bank account, to a a bank account in another continent) and that have a cost - Blockchain sometime bring a higher level of automation, reducing cost - And more importantly, there are many cases where the "mutually-trusted third party" becomes a "dominant power" in its area and extract rent from it. App stores come to mind, but that the case of most "platforms"... Decentralization + open source + token to incentivize the system seems to be able to have cheaper, better and more transparent stuff.