With two new months of trade sales data from the AAP released today, one recent trend is ratified: ebook sales by established trade publishers are in decline. For the approximately 1,200 publishers that report to the AAP, ebook sales have declined for 5 months in a row on a year-over-year basis. Adult ebook sales have declined for 4 months in a row. And for the first 8 months of the year, total ebook sales stand at $982 million — down from $1.04 billion a year ago. These numbers are all remarkable for a format that has experienced nothing but continuous […]