Kindle
Thinking that the yellow line is more interesting than the red one. Why isn’t it dipping down? (This is clearly period sales, not cumulative).
Also worth noting: Amazon has only about 20-30% of the US print books market. After 15 years.
Thinking that the yellow line is more interesting than the red one. Why isn’t it dipping down? (This is clearly period sales, not cumulative).
Also worth noting: Amazon has only about 20-30% of the US print books market. After 15 years.