To combat data breaches, Google has created a Chrome extension to provide a “password checkup” that compares users’ passwords with a database of four billion unique usernames and passwords that have been compromised. The extension works in the background, only showing a warning if it finds a match. That’s all it does: it is not a password manager that determines how weak or strong passwords are. Google accounts, often the key to a user’s email address, are breached mainly because people reuse passwords on multiple sites. Read more

Twitter shared details regarding its total number of daily users for the first time, and it turns out the platform has more than 60 million fewer daily users than Snapchat, and significantly less users than Facebook’s messaging service WhatsApp. However, since Twitter currently has 126 million daily active users (DAU), that means about 39 percent of its monthly active users (MAU) are now using the app on a daily basis, which should prove to be an important metric to investors as it shows that Twitter is in fact growing. Read more

Alphabet’s revenue is booming, but its costs are also increasing, the result of its efforts to diversify beyond online advertising. Thus, although Internet search showed very strong returns, Alphabet shares fell in after-hours trading due to its shrinking margins and slower revenue growth. In addition to its Google search engine, Alphabet comprises YouTube and Waymo self-driving car divisions. The parent company’s increased spending on those two divisions in Q4 pushed margins down to 21 percent from 24 percent a year earlier. Read more

Madefire, which makes digital versions of comic books, has collaborated with Magic Leap to debut its first Motion Book experiences in augmented reality on Magic Leap One Creator Edition, the developer version headset that costs $2,300. The comics are available in the Magic Leap World! Explore stories. In the past, Madefire has also collaborated with DC Comics and Marvel to create digital comics. Its platform, which is available on iOS, Android as well as Oculus Rift, offers 40,000 comics including Blizzard’s Overwatch comics. Read more

Amazon’s Audible and Chooseco have collaborated on two new “choose your own adventure” children’s audiobooks. Available on Amazon Alexa-enabled devices via Chooseco’s Choose skill, “The Abominable Snowman” and “Journey Under the Sea,” designed by the two teams, feature professional voice actors and can be navigated by voice commands. The two stories together offer 65 different endings and, on Alexa devices with screens, show illustrations for story beats. Decision-making points in the story are signaled by a sound. Read more