1. Fed Chairman Suggests That Bitcoin Could Become Obsolete If U.S. Digital Currency Existed
2. SEC delays decision on Wisdom Tree Bitcoin ETF
3. JP Morgan warns hedge funds to expect intraday margin calls
4. Concern as Uniswap-backed 'DeFi Education Fund' dumps $10M worth of UNI
5. Bitcoin sell-off continues as BTC nears $31K ahead of Powell’s speech
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