Christopher NullPCWorld Follow me on Google+

Christopher Null is a veteran technology and business journalist. He contributes regularly to PC World and Wired, and is a technology columnist for Executive Travel magazine.

microsoft tag

Redmond abandons Microsoft Tag. Where does QR Code go from here?

Though Tag technology will continue under the stewardship of Scanbuy, the future or QR Code remains uncertain.

adobe connect for ipad 1

Adobe Connect upgraded to offer conference recording and mobile streaming

Will Adobe Connect 9.1 make the videoconference tool competitive with Webex?

The worst deals in tech: Are you being fleeced by these 7 overpriced products?

That shiny new tech toy might appear irresistible—until you realize its mark-up is obscene.

on techhive.com

scary cloud

PRISM could ruin businesses that rely on the cloud

Foreign customers are in panic over U.S. spying, and that's bad for business

Facebook feed change makes businesses work harder for eyeballs

Resurfacing of "engaging" posts may penalize brand content

Six alternative tools for small business collaboration

Pack up Basecamp and put a sock in Yammer. These off-the-beaten-path cloud services offer more, and frequently at a fraction of the cost.

facebook banner

Facebook hashtags 'not driving additional engagement'

Did you know: Facebook has hashtags?

Samsung SMART Camera gets smarter with Evernote integration

New update lets you sync photos directly from your digicam.

facebook for business

Facebook courts small companies with Facebook for Business

With its new portal, the social network offers marketing tips, case studies and advice for navigating its increasingly complex ad system.

Business travel expenses plummet, but SBOs are picking up more of the bill

Minimize travel and entertainment expenses with these technologies and tips.

brand

Small businesses turning to Facebook and LinkedIn for social media branding

Twitter not as important to SBOs as many might think.

LinkedIn launches Sponsored Updates

Content marketing options come to the social network for businesses

Inside e-ployment: Online staffing services put temporary labor within reach of small businesses

Need staffing for a few days, an entire project, or even permanently? Online employment services offer thousands of virtual or onsite prospects, with varying levels of pre-screening and management.

sim card

SIM card hack has severe implications for business

Individuals are at risk from new SIM card vulnerabilities, but businesses have it even worse.

Guest blog posts drawing scrutiny from Google

New SEO advice says that guest blog posts may now be counterproductive.