Given the growing trend of gravel and endurance bikes, it seems that manufacturers are constantly pushing the boundaries of what these bikes can do. Two bikes that have caught my attention are the Marin Headlands 2 and the Kona Libre DL. How do these two bikes compare in terms of their intended use, with the Headlands 2 being marketed as a more endurance-focused bike and the Libre DL being positioned as a gravel racer? Would the differences in geometry and component spec be noticeable to a rider who is looking to tackle a mix of paved and unpaved roads? Are there any significant advantages or disadvantages to each bikes approach, and how would a riders priorities impact the decision between these two models? Would the Libre DLs more aggressive geometry and higher-end component spec make it better suited for racing and more technical terrain, while the Headlands 2s more relaxed geometry and focus on comfort make it a better choice for longer, more endurance-focused rides? How would the two bikes compare in terms of handling and stability on a variety of terrain, from smooth pavement to rough gravel and dirt roads? Are there any key differences in terms of tire clearance, gearing, and other component spec that would impact a riders decision?