https://phys.org/news/2018-11-black-friday-cyber-monday-sales.html

Could they get even better? Sorry, shoppers, but that's unlikely.

The doorbusters, those handful of items that bring the masses to retail stores on Thanksgiving and Black Friday, are long gone, but the discounts continue, just not as loudly as last week. Many retailers, most notably Amazon, have turned Cyber Monday into "Deals Week" and will keep the discounts coming.