Because this is how a lot (most?) people work. They read about something interesting today, buy the book, send it to their Kindle and then forget about it. When

Because this is how a lot (most?) people work. They read about something interesting today, buy the book, send it to their Kindle and then forget about it. When they get to actually read a book they enjoy they might start looking for more titles from the same author/genre and at $2 you won't think too much about buying 2-3 at once.