itcoin is headed for what could be its worst week since early March, with few signs that investors are getting ready to buy the dip after a rout that erased about $300 billion of digital-asset market value. The original cryptocurrency has lost 6.2% so far this week, a period in which it dipped below $100,000 for the first time since June. Strategists now point to a range of indicators flashing warning signs for Bitcoin and the broader market. It all adds up to a spectacular reversal of sentiment from early October, when Bitcoin rallied to a record on the back of frenzied buying on margin. That bull run proved fragile ... (full story)