Thank you all for the positive comments.
For real world application, we are already teamed up with Beluga Pay from Mexico to use the masking technology as part of Beluga Pay's innovative payment gateway.
Is there any news about the change of the main currency?
Yes, the main currency has changed from QTUM to Ethereum. As such, we will accept both QTUM and Ethereum for our upcoming ICO.
Please read this medium article on why we made a choice to change our main currency:
https://medium.com/apisplatform/important-notice-from-apis-team-65a3c804ae7bYou have done a difficult job, congratulations! I hope that these changes will help your project to develop more efficiently.