Harmony is still moving forward with their progress.. It is one of the more technically captivating platforms their focus on user/data privacy opens them up to huge industries that require private data to be processed in a secure way, something that just isn’t possible right now solely using something like Ethereum.
They’re clearly bringing more to the table in comparison to some others. Investors should keep up to date with developments in this area as new competitors arrive with newer innovations. Give some time to encourage them further and I'm sure that the vision with which they lead the project will create a solution that rivals some of the top DAP platforms out there today.
The concept of the product is not new, but it is highly relevant and will allow to solve a number of problems associated with the use of existing blockchain in real life.