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Jim Karpen

Computer Frontiers, Features
May 8, 2018

Surveillance Capitalism: Does Facebook Know You Better Than Your Friends Do?

It was 2016 and my friend “Matt” was doing some volunteer work for the Rand…

0 Shares
Jim Karpen May 8, 2018
Features, Internet Tools and Website Savvy
April 4, 2018

Great Websites for Cheap Products

I’m embarrassed to admit that I got fooled online. I thought I was buying a…

0 Shares
Jim Karpen April 4, 2018
vintage phone
Computer Frontiers, Features
February 28, 2018

A Hero in the Background: Honoring Fred Rosenberg, Database Administrator

You probably haven’t thought much about what happens when you make a phone call. Neither…

0 Shares
Jim Karpen February 28, 2018
Computer Frontiers, Features
January 30, 2018

The Cryptocurrency Craze

You may remember the February 2015 column about my failed bitcoin mining experiment. Over the…

0 Shares
Jim Karpen January 30, 2018
Features, Technology
December 12, 2017

Techie Gifts: Deck the Halls with Voice-Controlled Gadgets

It’s that time of year—when I share my technolust. If you’re looking for a gift…

0 Shares
Jim Karpen December 12, 2017
Computer Frontiers, Features
November 1, 2017

Robots Are Taking Over

I’m happy to tell you that I have everything figured out. What’s the issue? That…

0 Shares
Jim Karpen November 1, 2017
Computer Frontiers, Features
October 9, 2017

Why You Need a VPN

Protesters who were involved in attempting to disrupt President Trump’s inauguration were a bit nervous…

0 Shares
Jim Karpen October 9, 2017
Computer Frontiers, Features
January 30, 2015

Bitcoin Miner for Sale

As I write this on January 3, 2015, I have now mined a total of…

4 Shares
Jim Karpen January 30, 2015
Computer Frontiers
June 1, 2013

Bitcoin: Make Your Own Money

Probably the oddest thing about Bitcoin, a virtual currency on the Internet, is that you…

0 Shares
Jim Karpen June 1, 2013
Computer Frontiers
November 13, 2009

The Twitter Revolution: Twitter’s Window onto the Zeitgeist

I kept hoping Twitter (www.twitter.com) would go away. Two years ago when we looked at…

0 Shares
Jim Karpen November 13, 2009
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