📝 Executive Summary
Bitcoin's move into mainstream finance accelerates as BlackRock's iShares Bitcoin Trust (IBIT) and Morgan Stanley's Bitcoin ETF (MSBT) expand access through regulated ETF structures. The article highlights how the ETF process—issuance, custody, and trading—has lowered barriers for institutional and retail investors, driving broader adoption. This mainstreaming reinforces Bitcoin's role as a portfolio asset and lifts demand for crypto-linked products.