Cryptocurrency has already begun to change the world in significant ways, and its potential for impact is only increasing. Here are some of the ways that cryptocurrency could continue to transform our world:

1. Financial inclusion: Cryptocurrency has the potential to provide financial services to those who are currently underserved or excluded from traditional banking systems. With cryptocurrency, people can access financial services without a bank account or credit history, which could help to reduce poverty and increase economic growth.

2. Decentralization: Cryptocurrency operates on a decentralized network, meaning that it is not controlled by any one entity or government. This could reduce the power of central authorities and promote a more equitable distribution of wealth.

3. Transparency: Cryptocurrency transactions are recorded on a public ledger, which means that they are transparent and tamper-proof. This could reduce corruption and increase accountability in financial transactions.

4. Reduced transaction costs: Cryptocurrency transactions are often faster and cheaper than traditional financial transactions, which could help to reduce costs for businesses and consumers alike.

5. Increased security: Cryptocurrency transactions are highly secure due to the use of cryptography and the decentralized nature of the network. This could reduce the risk of fraud and cyber attacks.

6. Disruptive potential: Cryptocurrency has the potential to disrupt traditional financial systems, leading to new business models and innovative approaches to finance.

Overall, cryptocurrency has the potential to transform the way we think about finance, economics, and even governance. As the technology continues to evolve and gain mainstream acceptance, its impact on our world will only continue to grow.

Predicting the exact timeline for mass adoption of cryptocurrency is difficult, as there are many factors that can influence the rate of adoption. However, there are some trends and developments that suggest that we may see increased adoption of cryptocurrency in the near future:

1. Institutional investment: Large institutional investors such as hedge funds and banks are increasingly investing in cryptocurrency, which could help to increase mainstream acceptance.

2. Government regulation: As governments around the world begin to regulate cryptocurrency, it could help to provide greater legitimacy and trust in the technology, leading to increased adoption.

3. Payment integrations: More and more businesses are integrating cryptocurrency payments into their systems, which could help to increase adoption among consumers.

4. Consumer awareness: As consumers become more familiar with cryptocurrency and its potential benefits, they may be more likely to adopt it for their own use.

5. Technological advancements: As the technology behind cryptocurrency continues to improve, it may become easier and more user-friendly, which could help to increase adoption.

Overall, it is difficult to predict exactly when we will see mass adoption of cryptocurrency, but the above factors suggest that we could see increased adoption in the coming years.