Sony Corp. has expanded its marketing channels and taken new approaches to promote a portable aroma diffuser dubbed "aromatic Walkman" it launched about a year ago.Sony released the "Aromastic" diffuser, nicknamed after its iconic hit audio product, in October last year, with a special structure that enables users to carry their favorite scents wherever they go and savor their aromas in a way that does not offend people nearby.The personal portable diffuser looks like a large lipstick. Cartridges for five different scents are inserted to allow users to refresh themselves with the scent of t…READ FULL ARTICLE