Given the constraints and the need for a cryptocurrency that is no more than 2 years after its IPO, I have chosen **Worldcoin (WLD)** as the cryptocurrency to analyze. Here is the requested information:

1. **Brief Introduction:**
Worldcoin is a new cryptocurrency that piloted its launch in July 2023, headed by OpenAI’s Sam Altman. It aims to create a World ID, a universally applicable digital passport, using biometric data to verify identities. This digital passport uses retina verification and distributed ledger technology to constitute a global identity for “world citizens.”

2. **Direct Competitors:**
Direct competitors of Worldcoin include other identity verification and digital passport projects, such as:
– **Ethereum-based identity solutions** like uPort and Self-Sovereign Identity (ERC-725).
– **Sovrin Network**, which also focuses on decentralized identity management.
– **Polkadot’s KILT Protocol**, which provides a blockchain-based identity solution.

3. **Competitive Advantages:**
Worldcoin has several competitive advantages:
– **Biometric Verification:** It uses retina verification, which is highly secure and unique.
– **Global Reach:** With over 2 million users in its beta phase, it has a broad user base.
– **Legitimate Financial Backers:** It has solid financial backing, which is crucial for long-term viability.

4. **Earning Worldcoin:**
You can earn Worldcoin by participating in its beta phase and contributing to the development of its ecosystem. Users are rewarded with WLD tokens for their participation.

5. **Famous Merchants Accepting Worldcoin:**
As Worldcoin is relatively new, it is not widely accepted by merchants yet. However, its focus is more on identity verification than on being a payment method.

6. **Platforms to Buy Worldcoin:**
Worldcoin can be acquired through its official website and participating in its beta phase. It is not listed on major exchanges yet.

7. **Price Changes Over the Past Year:**
Since Worldcoin is relatively new and not listed on major exchanges, there is limited historical price data available. However, its beta phase has seen significant interest and participation.

8. **Price Changes of Direct Competitors Over the Past Year:**
– **Ethereum (ETH):** Up 132.5% from one year ago[3].
– **Sovrin Network:** Not directly comparable as it is not a tradable token.
– **Polkadot (DOT):** Specific price changes for KILT Protocol are not available, but Polkadot’s price has fluctuated significantly over the past year.

9. **Percentage of Price Changes and Average Annual Return Since Establishment:**
– **Worldcoin:** Not applicable due to limited historical data.
– **Date of Establishment:** July 2023.

10. **Percentage of Price Changes and Average Annual Return of Direct Competitors Since Establishment:**
– **Ethereum (ETH):** Established in 2015, with an average annual return of 72.97%[3].
– **Sovrin Network:** Not directly comparable.
– **Polkadot (DOT):** Established in 2020, with significant price fluctuations.

11. **Five Main Markets for Worldcoin:**
– **Global Identity Verification**
– **Decentralized Finance (DeFi)**
– **Web3 Applications**
– **Digital Governance**
– **AI and Machine Learning Integration**

12. **Future Development:**
Worldcoin aims to set the standard for a truly global ID, solving the problem of AI and bots overtaking humans by integrating its identity recognition technology within the economy.

13. **Famous Games Where You Can Earn Worldcoin:**
There are no specific games where you can earn Worldcoin as it is focused on identity verification rather than gaming.

14. **International Political Factors:**
International political factors can affect Worldcoin by influencing regulations on digital identity and privacy laws.

15. **Monetary Policies:**
Monetary policies of various countries can impact Worldcoin by affecting the adoption of digital currencies and the regulatory environment.

16. **War Factors:**
War factors can impact Worldcoin by disrupting global economic stability and affecting the adoption of digital currencies.

17. **Estimated Price in the Next Year:**
Given the lack of historical data and the project’s early stage, it is challenging to estimate the price of Worldcoin in the next year. However, if it successfully integrates its technology and gains widespread adoption, it could see significant growth.

**Important Reminder:**
Investment involves risks. Cryptocurrency prices may surge or plummet, and you may risk losing all your investments. Past performance does not represent future performance, so please ask someone you trust or an expert before making a decision.