https://phys.org/news/2018-07-amazon-upbeat-prime-day-early.html > Amazon said it was resolving the glitches and in a tweet Tuesday lauded Prime Day growth in the first ten hours compared to last year. The event is in four new countries this year and it's running longer. > The hiccups, though, could have sent shoppers elsewhere during a key period when Amazon signs up new Prime members. Many other chains offered sales and promotions to try to capitalize on the Prime Day spending.