Research firm Piper Jaffray has said Apple’s new iPod nano is “selling well,” based on a survey of 20 Apple retail stores, reports Forbes. “The traffic to Apple’s Web site has recently spiked to all-time highs, Piper noted, citing information from Alexa.com. ‘We believe that the publicity surrounding Apple’s launch of the new iPod nano, and to a lesser extent, the unveiling of Motorola’s ROKR phone, has fueled the spike in interest observed in the Web traffic data.'”