In this week’s installment of our weekly Q&A column focusing on personal sports electronics, Ray answers several questions posed by our publisher, Dan Empfield, as he struggles to make the leap to the 21st century.

I was the lone industry observer invited to the wind tunnel testing of the finished S5 product. I took copious notes, in order to describe the mechanics of the wind tunnel process.

In this week’s installment of our weekly Q&A column focusing on personal sports electronics, Ray discusses how to user mile marker alerts without auto-lap, wearing HR straps during races, and alternate Android ANT+ phones.

Imagine the Titanic, everyone queuing up to discover find half the number of requisite lifeboats. When I find half the number of necessary port-o-johns, this is when I don the mantle of Port-o-Nazi.

In this week’s installment of our weekly Q&A column focusing on personal sports electronics, Ray discusses using Garmin’s elevation correction feature, measuring heart rate and distance underwater, and setting up walk/run intervals.

During the development of the Firecrest 404 wheels, Zipp engineers decided to take a slightly different approach than has typically been used in thinking about and designing the rim shape. So, what’s the bottom line? How well did the engineers do?

The common wisdom is that wheel mass, since it is rotating, counts "doubly bad" as compared to non-rotating mass. There’s a grain of truth to this common wisdom, but it doesn’t tell the entire story.

In this week’s installment of our weekly Q&A column focusing on personal sports electronics, Ray discusses using a Garmin Edge 500 with a PowerTap, using the Garmin FR310XT during the swim, and some heart-rate training resources.

This week we noticed the Giro Selector TT helmet, a very cool Wouter Weylandt memorial t-shirt, the GU Roctane Chocolate Raspberry, the 2012 Norseman race(s) and an interesting way to protect your bike from rain.

In this week’s installment of our weekly Q&A column focusing on personal sports electronics, Ray compares the Garmin GTU to the Spot Tracker, discusses how to create CompuTrainer files from GPS files, and laments the lack of do-it-all HRM strap.

This week we look closer at the Lazer Helium helmet, the Bex Runner core cooling device, the book Not Dead Yet and a sunscreen from Soléo.

In this week’s installment of our weekly Q&A column focusing on personal sports electronics, Ray covers using multiple ANT+ devices at the same time, how to connect a magnet to a HED3 wheel and Forerunner screen protectors.