Perth has the potential to become a hub for the cryptocurrency and blockchain industry in Australia. Here are some ways to grow its crypto currency scene and adopt Web 3.0 blockchain technologies:

1. Education and Awareness: A crucial factor in attracting blockchain and cryptocurrency companies is having a population that is well-educated about the technology. Perth can create educational programs for its residents to learn about blockchain and crypto, making it a more attractive location for companies in the industry.

2. Government Support: Government support is essential for the growth of the crypto and blockchain industry. Perth can offer tax incentives and other support to companies in the industry, making it a more attractive location for business.

3. Networking Opportunities: By hosting events such as conferences and meetups, Perth can provide opportunities for individuals and companies in the industry to network and collaborate. This will create a supportive ecosystem and attract more companies to the area.

4. Blockchain Incubators and Accelerators: By setting up blockchain incubators and accelerators, Perth can provide resources and support to early-stage blockchain companies. This will help to grow the industry and attract talent to the area.

5. Investment in Infrastructure: Investing in the necessary infrastructure, such as high-speed internet and data centers, can help to make Perth a hub for blockchain and crypto companies. This will also make it easier for these companies to operate and attract investment from around the world.

6. Partnership with Universities: By partnering with universities in Perth, the government and industry can collaborate to conduct research and development in blockchain and crypto. This will create a pool of talent and knowledge that can be used to drive innovation in the industry.

7. Adoption of Web 3.0 Blockchain Technologies: To be at the forefront of the industry, Perth must adopt the latest Web 3.0 blockchain technologies. This includes decentralized finance (DeFi), non-fungible tokens (NFTs), and decentralized autonomous organizations (DAOs). By embracing these technologies, Perth can become a leader in the blockchain and crypto space.

In conclusion, there are many ways that Perth can grow its crypto currency scene and adopt Web 3.0 blockchain technologies. By investing in education, government support, networking opportunities, blockchain incubators and accelerators, infrastructure, and partnerships with universities, Perth can become a hub for the blockchain and crypto industry in Australia. With the right steps, Perth can become a leader in this exciting and rapidly-growing field.