alice.0x.city is valuable because it combines a popular personal name, "Alice," with a tech-forward top-level domain (TLD), "0x.city," suggesting a confluence between personal identity and blockchain technology (0x often denotes hexadecimal, commonly used in programming and crypto contexts). This makes it ideal for a tech-focused personal blog, a developer community, or an innovative tech business leveraging blockchain, potentially enhancing its relevance and appeal in tech and crypto-savvy networks.