Bitcoin still faces notable downside risk: Natalie Brunell said Kalshi odds of BTC falling below $50,000 this year remain above 40%. The outlook comes as sentim

Bitcoin still faces notable downside risk: Natalie Brunell said Kalshi odds of BTC falling below $50,000 this year remain above 40%. The outlook comes as sentiment shifts, while recent self-custody security concerns keep crypto risk in focus.