https://www.reuters.com/article/us-markets-bitcoin/bubble-trouble-bitcoin-tops-11000-but-fades-after-sharp-rally-idUSKBN1DS2X1

Bitcoin zoomed past $11,000 to hit a record high for the sixth day in a row on Wednesday after gaining more than $1,000 in just 12 hours, stoking concerns that a rapidly swelling bubble could be set to burst in spectacular fashion.