10 must-see videos of the week

Android KitKat in-depth, Twitter's IPO, and tips for holiday travel and shopping.

Jason Cipriani/CNET

In this week's must-see rundown, we offer up an in-depth look at all of the new features in Google's latest mobile OS, Android KitKat. If you're one of the lucky users to already have it, you'll also want to check out our very handy tips for extending your phone's battery on KitKat.

Twitter officially went public earlier this week. In our latest Inside Scoop, CNET's Kara Tsuboi and senior writer Daniel Terdiman discuss the social media giant's initial public offering, what they learned from Facebook, and how they plan to turn a profit.

Plus: It's already that time of year again! With the holidays just around the corner, in a new Tech Minute, we recommend some useful apps to book the best travel deals, and show you how to find the best prices while shopping online.

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The problem with Amazon Dash buttons

Limits on choice mean new shopping gadget won't click for everyone. Bridget Carey explains how the buttons work, and the rule changes for sharing your Prime perks with others.

by Bridget Carey