Author Archives: Mark Slavonia

The best gloves for cycling, head to head testing

I get chronically cold hands when cycling. Over the years I tried and accumulated countless types of gloves for cold weather riding, with mixed results. TL;DR: The three types of gloves you need are knit gloves, neoprene gloves, and lobster

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The best gloves for cycling, head to head testing

I get chronically cold hands when cycling. Over the years I tried and accumulated countless types of gloves for cold weather riding, with mixed results. TL;DR: The three types of gloves you need are knit gloves, neoprene gloves, and lobster

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Strava and Coronavirus

Strava Activities Were 48% above Trend in April 2020 I did some quick Strava data mining and it looks like the number of activities posted on Strava in April 2020 was unusually high, up about 48% compared to their growth

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Strava and Coronavirus

Strava Activities Were 48% above Trend in April 2020 I did some quick Strava data mining and it looks like the number of activities posted on Strava in April 2020 was unusually high, up about 48% compared to their growth

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Leah Thomas has won the Old La Honda QOM CHALLENGE with a time of 15:03

Update: Leah Thomas won with a time of 15:03 set on July 15, 2020. Congratulations to Leah on this incredible ride. Look for this commemorative marker near the finish of the climb. Previous Updates: (July 16, 2020) Leah Thomas set

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Leah Thomas has won the Old La Honda QOM CHALLENGE with a time of 15:03

Update: Leah Thomas won with a time of 15:03 set on July 15, 2020. Congratulations to Leah on this incredible ride. Look for this commemorative marker near the finish of the climb. Previous Updates: (July 16, 2020) Leah Thomas set

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Bikes, not parking, on Hawk Hill

Hawk Hill, across the Golden Gate Bridge from San Francisco, is one of the most beautiful, most popular, and most important recreational cycling routes in the world. Over 400,000 visits have been recorded by more than 40,000 cyclists on Strava.

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Bikes, not parking, on Hawk Hill

Hawk Hill, across the Golden Gate Bridge from San Francisco, is one of the most beautiful, most popular, and most important recreational cycling routes in the world. Over 400,000 visits have been recorded by more than 40,000 cyclists on Strava.

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An open letter to East Bay Cyclists on the occasion of the opening of the Richmond-San Rafael Bridge Bike Path

East Bay cyclists – Welcome! The bike lane on the Richmond-San Rafael bridge opens up lots of wonderful connections and riding for cyclists all over the San Francisco Bay Area. If you’re starting to explore riding in Marin County via

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An open letter to East Bay Cyclists on the occasion of the opening of the Richmond-San Rafael Bridge Bike Path

East Bay cyclists – Welcome! The bike lane on the Richmond-San Rafael bridge opens up lots of wonderful connections and riding for cyclists all over the San Francisco Bay Area. If you’re starting to explore riding in Marin County via

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Cycling in Copenhagen

Copenhagen has a well-deserved reputation for being a bike-friendly city.  I spent a week there recently, riding over fifty miles (80 kilometers) in the city over the course of several days.  (Here’s a typical ride)  Here’s what I noticed. Every

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Cycling in Copenhagen

Copenhagen has a well-deserved reputation for being a bike-friendly city.  I spent a week there recently, riding over fifty miles (80 kilometers) in the city over the course of several days.  (Here’s a typical ride)  Here’s what I noticed. Every

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Every Generation Gets the James Bond Theme It Deserves

Did you know that the iconic James Bond theme song is a little bit different in every movie?  I didn’t.  I figured that they just nailed it in Doctor No and stuck with it. Is there a better, more iconic

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Every Generation Gets the James Bond Theme It Deserves

Did you know that the iconic James Bond theme song is a little bit different in every movie?  I didn’t.  I figured that they just nailed it in Doctor No and stuck with it. Is there a better, more iconic

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$119 Frame/Fork build

I enjoy building bikes up from parts, and I’ve been frustrated with some newer bike designs that use proprietary parts and standards. While it’s still true that the frame is the most important part of choosing a bike, these days

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$119 Frame/Fork build

I enjoy building bikes up from parts, and I’ve been frustrated with some newer bike designs that use proprietary parts and standards. While it’s still true that the frame is the most important part of choosing a bike, these days

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Essential Marin Road Cycling Map

A friend just moved to San Francisco so I wanted to make a map for her of the essential cycling routes in Marin that are accessible from San Francisco and the names and markers that we use to talk about

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Essential Marin Road Cycling Map

A friend just moved to San Francisco so I wanted to make a map for her of the essential cycling routes in Marin that are accessible from San Francisco and the names and markers that we use to talk about

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The Simpsons, actuarially

The animated series “The Simpsons” has been on television since 1990.  This remarkable run made me wonder, “What were the odds in 1990 that the main voice actors for the show would survive to 2017?” I did some actuarial analysis

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The Simpsons, actuarially

The animated series “The Simpsons” has been on television since 1990.  This remarkable run made me wonder, “What were the odds in 1990 that the main voice actors for the show would survive to 2017?” I did some actuarial analysis

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