Gediminas Grinius, an Empirical Cycling coach, dives into the controversial concept of junk miles in this engaging conversation. They dissect the definition of junk miles and emphasize the importance of overall volume over strict intensity for optimizing training. The discussion covers the nuances of group rides, the dangers of rigid training plans, and the mental health benefits of flexible cycling routines. Grinius shares personal anecdotes about the balance between fun and structured training, urging listeners to prioritize enjoyment while pursuing their fitness goals.