A coalition of ten fintech and cryptocurrency groups is urging regulatory action against JPMorgan's proposed data access fees, claiming they threaten open banking ecosystems and innovation in stablecoins. The fees, which could significantly impact data aggregators like Plaid, are seen as anti-competitive and a potential barrier to market competition. This situation unfolds amidst ongoing legal challenges related to open banking regulations in the U.S. and could reshape the dynamics between traditional banks and emerging digital financial systems.