Hello folks and hopefully Eric! Happy New Year! I have been running at a cadence that I used in my first 8 week Speed/Strength virtual training with Eric (on Trainingpeaks.com), which is right around 168bpm.  I have been looking for information about cadence and have not been able to find out the reasoning behind the actual number of bpm.  In the training program, Eric recommends 21-23 footfalls…