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RSK is a project with relatively little publicity but the project automatically generated attention and captured many people who are old Bitcoin maximalists. The team is a strong believers in the long-term potential of cryptocurrency, has focused most of its resources toward developing the technology, and what they have achieved so far speaks for itself.
Official news: https://www.kucoin.com/news/en-rsk-smart-bitcon-rbtc-gets-listed-on-kucoin