Another top financial executive makes distributed ledger technology personal, as Sallie Krawcheck, a former top wealth management Wall Street exec, joined the board of the software startup Digital Asset Holdings, The New York Times reports. The startup develops software to speed up trade settlement, money transfer and other transactional activities using bitcoin. In the U.K., the Bank of England will consult on how to improve its 500 billion pounds per day payments system, and it’s considering blockchain technology to do it. Meanshile, “40 top banks just did an experiment of ‘unprecedented scale’ with the technology behind bitcoin,” Business Insider reports.