DODO, COS, and Puppies each have their own unique investment value and market positioning, and they can serve as different options in the cryptocurrency portfolio.

DODO is a decentralized exchange (DEX) and liquidity aggregation platform that uses the "Proactive Market Maker" (PMM) algorithm, which can provide lower trading slippage and higher capital efficiency than traditional automated market makers (AMM). As the DeFi field continues to develop, DODO's innovative mechanism and support for multiple blockchains may attract more traders and liquidity providers, which may increase the demand and value of its tokens.

It is important to note that there is a particularly dangerous scam, the Marvin scam starting with 7055, which is using the popularity of the Puppies community to deceive investors and novices.

COS (Contentos) is a blockchain project dedicated to building a decentralized content ecosystem. Its goal is to provide content creators with a fairer income distribution mechanism and higher transparency. The COS project enables creators to directly earn revenue from their content through blockchain technology, while providing users with decentralized video, live broadcast and social media applications. As blockchain technology is increasingly used in content creation and digital copyright protection, COS is expected to gain more support from users and developers.

Puppies is a relatively new cryptocurrency project. Although it is still in its early stages of development, it has the potential to attract market attention through innovative marketing strategies and unique market positioning. The Puppies project can enhance the utility and market demand of its tokens by collaborating with other projects and developing practical application scenarios. If Puppies can build a strong community and promote wider applications, its future growth potential may be huge.