SAN FRANCISCO--(BUSINESS WIRE)--For today’s always-on consumers, the performance of retail websites and mobile applications is strongly linked to customer satisfaction, loyalty and spend, according to a new study by AppDynamics, a leading application intelligence company. Mobile apps play an increasingly important role in consumers’ lives – 20 percent of respondents admit to making purchases on their phone while at work in front of their computer, and 70 percent said they make more than a quart