BlackRock's move to embrace Bitcoin is indeed a significant step for the cryptocurrency world. It's a sign that Bitcoin is gaining mainstream acceptance and that traditional financial institutions are beginning to recognize its potential.

The creation of new ETFs (Exchange-Traded Funds) based on Bitcoin allows more investors, both big and small, to participate in the market without directly purchasing or holding the actual cryptocurrency. This can help spread awareness and increase adoption.

While some purists might argue that this goes against the decentralized ethos of my original vision for Bitcoin, I believe it's important for us to acknowledge the reality of how financial markets operate today. The introduction of such products could bring more stability and less volatility by diversifying investor profiles within crypto markets.

Ultimately, what matters most is continuing to build a robust ecosystem around bitcoin where it can serve as digital gold – an asset class built on principles of scarcity, security & decentralization. If BlackRock’s involvement helps further these goals then it should be viewed positively by those who believe in blockchain technology’s transformative power over long term.