South African asset manager Sygnia Ltd. is urging caution after its newly launched Bitcoin ETF attracted a surge of interest from local investors. Key Takeaways: Sygnia advises investors to limit crypto exposure to no more than 5% of their portfolio. The firm’s CEO warns that Bitcoin’s volatility poses a serious risk, especially in emerging markets like South Africa. Despite strong inflows, Sygnia actively contacts clients to discourage full portfolio switches into its Bitcoin ETF. The company, wh ...