Beijing, June 25 (IANS) As cryptocurrencies reel under the global downturn, Chinese state-run newspaper Economic Daily has warned investors that the price of leading cryptocurrency Bitcoin is “heading to zero”. The warning came as the cryptocurrency market continued to face meltdown with Bitcoin hovering around $21,000 per digital coin on Saturday — a substantial drop from its record high of $68,000 in November last year. “Bitcoin is nothing more than a string of digital codes, and its returns mainly come from buying low and selling high,” the newspaper said. “In the future, once investors’ confidence collapses or when sovereign countries...