HSBC has banned customers of its online share-trading platform from buying or moving into their accounts MicroStrategy Inc stock, a message seen by Reuters showed, calling it a “virtual currency product”. The bank will not facilitate the buying or exchange of products related to or referencing the performance of virtual currencies, the message to an HSBC InvestDirect client said. Bitcoin is the largest and best-known virtual currency. MicroStrategy did not respond to an email and phone message requesting comment. The U.S. business software firm is led by bitcoin proponent Michael Saylor and owns bitcoin worth ... (full story)