Mark HachmanSenior Editor, TechHive

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As PCWorld's senior editor, Mark focuses on Microsoft news and chip technology, among other beats. He has formerly written for PCMag, BYTE, Slashdot, eWEEK, and ReadWrite.

marijuana

iMD preps app for growing marijuana via smartphone

iMD says it will soon release an app specifically designed to control the environment of a pot farm.

Sprint to launch Wi-Fi calling, but slowly

Sprint plans to follow T-Mobile's lead and roll out Wi-Fi calling options, but just on two phones to begin with.

artemis router

OnLive founder promises perfect wireless service in crowds

Steve Perlman's Artemis technology promises to create "p-cells" that can help mobile devices thrive in close proximity. Here's how it works.

google fiber cities map

Google Fiber 'contest' opens up to 34 more cities, including San Francisco Bay Area

Having proven Google Fiber works, Google plans to launch the service in 34 cities across eight metropolitan areas. But not all of them.

Xbox Music to add parental advisory warnings, upcoming song info

A Microsoft MVP sends word of a new Xbox Music for Windows 8.1 update making the rounds.

on pcworld.com

HBO GO, Boardwalk Empire

HBO to bring HBO Go to PS3, PS4; password sharing is officially OK

HBO says that it will bring the popular HBO Go app to the Sony PS3 and PS4 soon. And if you want to share a password? No worries.

amd kaveri hero

AMD's Kaveri chips bring computing, graphics closer in function and name

AMD announces that its "Kaveri" CPUs with integrated graphics are now available for pre-order. But AMD execs also say computing and graphics are blurring into one another.

windows phone xbox video video

Xbox Video, Xbox Music finally arrive on Windows Phone

Xbox Video arrives with a bonus for Windows Phone users: you can save movies to your phone for offline viewing.

spotify logo huge

Report: Spotify plans to launch a free, ad-supported mobile music option

According to The Wall Street Journal, Spotify could launch free, ad-supported mobile music as early as next week, together with limited a la carte selections.

Shikumi Design's Kagura app

Intel app winner conjures music with a wave of the hand

Shikumi Design won $100,000 from Intel for its Kagura app, which could turn DJing into performance art.

Apple's rumored PrimeSense buy may open Siri's eyes

If Apple absorbs perceptual computing pioneer PrimeSense, it could mean intriguing possibilities for future Apple products, including iPhones with computer vision and even wearable computing.

Netflix 4K video

Netflix testing 4K 'UltraHD' video streaming

It's enough to make your broadband data cap tremble in fear: Netflix is testing a few 4K videos on its streaming service.

Cable modems prep for 10-Gbit connections with new specs

CableLabs releases the specs for DOCSIS 3.1, which in theory will allow for 10 Gbps downloads to your home.

Falling flat-panel, TV sales could bring discounts home for the holidays

Worrisome news for the flat-panel TV industry probably means that consumers should see some aggressive holiday TV bargains.

Xbox Music

Microsoft presses play on Web, Android, and iOS apps for Xbox Music

Microsoft is trying to be Pandora and Spotify, all in one. But it's probably a better bet to stick with the Windows 8 app, if you just want to stream music every so often.