Best Buy, Circuit City, RadioShack and a host of smaller players in recent years were challenged by lower-cost warehouse stores and underpricing on the internet. But Best Buy remains, unvanquished. “By intensely focusing on consumer expectations both in store and online, the company found its footing and today is the unquestioned leader in its category,” Nick Egelanian, president of retail development consultants SiteWorks International, told Retail Dive in an email earlier this year.