These financial firms dictate and indeed own all of the corporations, anything that comes out from the media and
I think they want to give us the impression that they are warming up to it (which yes, in the longer term, they will have little choice if #Bitcoin succeeds), but I don't for a second believe such announcements will have a positive impact in the near term. Based on my views in the first paragraph, it is far more plausible that this is emotional manipulation rather than them giving the people a heads up. They want people to believe it, and we ourselves want to believe it.
Institutional Accumulation -> Bullish Announcements -> Pump -> Institutional Profit taking -> "Unexpected" Event -> Rinse and repeat.
Central banks and Funds would have been buying much lower (or, they will do when the time is right). I don't think they will flow in when the rest of the market has bullish sentiment, and I believe we still have quite a long way to go - decades perhaps - before we see global adoption at institutional and governmental levels, at scale.