"Balcony House", Mesa Verde NP

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We toured Balcony House on our Oct 3 visit to Mesa Verde National Park.

"Delicate Arch", Utah

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Pics from our Oct 2 hike to "Delicate Arch", in Arches National Park, Utah.  It's a 3 mile hike to the arch.

Tombstone Rock, Moab

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Pics from a camping trip to Tombstone Rock, in Moab, UT.

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A clever (but slow) way to "see" wifi signals.

This project explores the invisible terrain of WiFi networks in urban spaces by light painting signal strength in long-exposure photographs.

A four-metre long measuring rod with 80 points of light reveals cross-sections through WiFi networks using a photographic technique called light-painting.

Server issues

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My web server and email server had a bunch of issues this weekend. I think everything has been successfully restored. Please let me know if you see anything missing on my website. Also, if you sent me a critical email this weekend, please re-send it.

Eli Pariser: Beware online "filter bubbles"

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Google, Facebook, and others are trying to be helpful, and show content that is customized just for you. But this can trap you in a "filter bubble". Information used to be filtered by mass-media gatekeepers like newspapers & television, and was also filtered by where you lived. Is the automatic personalization and customization by Google, Facebook, and others any better than the old filtering?

Garden of the Gods

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We visited Garden of the Gods this weekend.