You have a point but from my own understanding, I believe Bitcoin was called digital gold due to how it introduced new opportunities to everyone no matter their class, and it also changed people's understanding of fiat currency while also impacting a lot of people's life I am talking about people who never knew they will be a millionaire as we speak.
Bitcoin have made millionaires and billionaires in the space, do you know what it means to be rich in crypto? It means all your problems are solved. Opportunities are created only when we witnessed advantage of them. The future of bitcoin is promising following the extensive growth of the project over the past decades. Bitcoin have stand out to be the main purpose of crypto, as the top project that have surpassed the heights of hurdles and moving forward to advancing in the real world.