Venture capitalist Tim Draper thinks bitcoin will hit $250,000 a coin by the middle of 2023, even after a bruising year for the cryptocurrency marked by industry failures and sinking prices .Draper previously predicted that bitcoin would top $250,000 by the end of 2022, but in early November, at the Web Summit tech conference in Lisbon, he said it would take until June 2023 for this to materialize. He reaffirmed this position.CNBC.com