As there have being many controversy concerning the impact of the an approval of an ETF base system, and with news of the grayscale multi dollar company with intensions as such this can raise brows too...
https://twitter.com/ThinkingCrypto1/status/1415031874314031107?s=20
HERE are quite enough reasons to think of if this can be success to the bitcoin ecosystem
1. Not every fund can invest in Grayscale Bitcoin Trust
2.Investors will gradually exit fixed income strategies
3.Commodity funds are the best candidate