Is Crona good or bad?

Could you elaborate on your question regarding Crona? Are you asking about its potential as an investment, its technological merits, or its potential risks? Understanding the context of your inquiry would help me provide a more accurate and informative response. In general, any cryptocurrency's worth is subjective and depends on various factors such as market demand, adoption, and the underlying technology. Therefore, a comprehensive assessment is necessary before making any conclusions about Crona's merits or drawbacks.