"There is a significant body of scientific and clinical evidence supporting the safety and efficacy of ginkgo extract for both cognitive function and improved circulation, " said Mark Blumenthal, executive director of the American Botanical Council.
Arguably that function has been picked up now by the smartphones with screens in the five inch mark, and the addition of a bluetooth keyboard completes the look of a netbook.
"That might also be a function of the fact that these people are engaging more in social media, " said Mark Truss, JWT's director of brand intelligence.