Saw this and found it interesting. I don't see myself using it, but can understand the benefit of always having a programmable running partner.
https://www.kickstarter.com/...phic-workout-partner
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The first time man split the atom was when the atom tried to hold Jens Voigt's wheel, but cracked.
https://www.kickstarter.com/...phic-workout-partner
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The first time man split the atom was when the atom tried to hold Jens Voigt's wheel, but cracked.