Federal regulators say Amazon has agreed to pay a historic sum to resolve their allegations that its web designs manipulated millions of people into paying for Prime subscriptions, which were also purposefully hard to cancel. Affected shoppers are slated to receive payouts.

The U.S. government says Amazon manipulated people into signing up for Prime memberships that were purposefully hard to cancel. The company says its designs and disclosures follow industry standards.

Amazon Prime Video is the latest streaming service to embrace ads in what it says is an effort to continue investing in content. Ad-free service will cost an extra $3 per month.

An Amazon promotion that tipped delivery drivers $5 for every customer that sent a "thank you" message maxed out on the second day, raising questions about whether drivers deserve tips year-round.

Amazon is increasing the U.S. subscription cost to $139 a year from $119, citing more customer benefits and higher employee wages and transportation costs.