You can found e-digital things, as google play cards, netflix cards, etc.
Obviously not have any procedence of this products, but you can sell a full strong marketplace with milions market cap running there, a lot of time.
For now, only big companies where look into the opportunity and adopt the system. This may serves for encouragement with the small establishments and market players to step in and the way what the others do. From time to time, we all be surprised that everyone were using crypto for any transactions.
also cater this process, the system is very useful if the dark market able to maximize the transaction process then the real market should also take
some steps and begin to workout with this system, it's take time but slowly but surely it will happen.