How to find out about a product? Advertising is a way to attract attention and develop a community, not everyone has a finished product and this does not stop them from developing and fulfilling promises.
For stable coin security is important, comfort of work with the coin and it must have a developed ecosystem. A lot of exchanges must support the coin.
All this takes time, the project is just beginning to develop, and I think that the users themselves will be the most important marketing engine.