LZ’s Tech FAQ: Tech FAQ: Seat height vs. crank length; cassette swaps, 10-speed shifters – First of all, I want to thank all of you who sent me words of encouragement, inspiration, and suggestions on my column from last week about the failed procedure on my heart. I am overwhelmed by the outpouring of support and the kind words many of you had about how my writing has made a difference for you over time. I really appreciate it and will never forget it. You are the b… http://ow.ly/syEh50gu9vc