# Problems ### Problems While blockchain-based X-to-Earn models have become popular, they still face key challenges that limit their scalability and long-term adoption. Many platforms deal with high fees, unappealing user experiences, unsustainable token economies, and a lack of diverse earning mechanisms to attract a wider audience. ### Key Challenges in Existing Models **High Transaction Fees & Slow Speeds** • Many platforms are built on congested blockchains with high gas fees (e.g., Ethereum). This makes frequent transactions costly and inefficient for users. **Lack of Sustainability in Tokenomics** • Many projects launch reward tokens without long-term utility, leading to inflation, low demand, and rapid devaluation. This discourages long-term engagement and investment. **Limited Earning Models** • Most platforms focus solely on one model (e.g., Tap-to-Earn, Walk-to-Earn), restricting user participation. A lack of diversified activities leads to user fatigue and declining retention. **Trust & Security Issues** • Numerous projects have encountered security breaches and inconsistent reward distribution, leading to a decline in user trust within blockchain experience. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://hederatoearn.gitbook.io/whitepaper/getting-started/problems.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.