(Bloomberg) -- For the better part of a year, Barclays Plc’s boss C.S. Venkatakrishnan has been reviewing his firm’s strategy. It turns out, pruning around the edges was enough.Most Read from BloombergLargest Covid Vaccine Study Yet Finds Links to Health ConditionsCapital One to Buy Discover for $35 Billion in Year's Biggest Deal Your 401(k) Will Be Gone Within a DecadeStocks Fall Before Nvidia’s Make-or-Break Moment: Markets WrapAmazon Deserves to Be Called Out for Swindling UsersIn a four-and-