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“collaborative filtering,”
Read about this.
filtering.[34]
Read this.
A/B testing
“multi-armed bandit” algorithm[99]
Economists call this the 80-20 rule or the Pareto principle: 20% of your customers will generate 80% of your revenue, and 80% of your customers will generate the other 20%.[260]
Why would Microsoft offer both Office 365 and Office 2016?
Amazon can even use the words you highlight on the Kindle to predict what you’re going to buy.[545]
“Anticipatory Shipping Model.”[547]
destroying OpenBazaar would be nearly impossible.[626] The founders of OpenBazaar say they won’t police what’s bought or sold on the site[627] — in fact, given the distributed model, they probably couldn’t police it anyway.[628] It’s a radical idea, but a dangerous one.
Why blockchain might be dangerous
Each person creates a key and hundreds of locks that can only be opened using that key. Everyone keeps their key in a secure place in their house, but they distribute their locks to hardware stores like the Home Depot around the country. Say you live in this country and want to send a box to your friend Maria. You grab one of Maria’s locks from your local hardware store and attach it to your box. When you mail the box to her, the postal service intercepts it. Of course, without the key, they can’t open it! But when Maria gets the box, she can open it because she has the sole key that can
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Best way to explain public key
But Neel, one of the authors of this book, ran a study that found that criminals could combine public voter rolls with Airbnb listing information to figure out the exact names and addresses of millions of Airbnb hosts.[1121] Governments need to be more careful when deciding what personal data to publish.
As data protection laws spread, some insurance companies are starting to offer data breach insurance.[1139] Like with normal health and auto insurance, companies would pay a small amount every year, and in exchange the insurer would cover the costs if a devastating data breach happens.
Data breach insurance
https://developer.washingtonpost.com/pb/blog/post/2016/02/08/bandito-a-multi-armed-bandit-tool-for-content-testing/
[271] https://adespresso.com/academy/blog/everything-need-know-facebook-ads-bidding/
