Amazon's ad business tops $2bn per quarter

Amazon’s earned over $2bn from advertising services during the first quarter of the year, with company leadership describing it as a “bright spot” during its Q1 performance when overall revenue was $51bn.
The e-commerce and online content giant reported that overall revenue increased by 34% year-over-year to $51bn, with Amazon chief executive Jeff Bezos describing the growth of Amazon Web Services as "remarkable". 
Although Amazon does not explicitly state how much it