There was a lot of articles about Warren Buffet when he mentioned bitcoin recently and they were very negative. And it is true he did not give the coin raving reviews the interview is not as negative as people posted that it was. It was actually even positive in certain parts. He called it ingenious twice (that is a strong word) and said he doesn't know where he will be on it next year. And he also admits it is not his specialty.
Like most news stories you need to go to the source. Go to 1:50. Here is the link to the interview on CNBC:
Plus his biggest problem is that it does not pay dividends so he will probably like steem :p