What are the most overlooked yet crucial aspects of tapering that can make or break an athletes freshness on the fondo start line, and how can riders effectively balance the physical and psychological demands of reducing intensity while maintaining motivation and focus in the final weeks leading up to a big event? What are some common misconceptions about tapering, and how can riders separate fact from fiction when it comes to successfully executing a taper phase? Are there any specific strategies or techniques that can be employed to mitigate the risk of over-tapering or under-tapering, and what role does experience and intuition play in making these critical decisions? How can riders better incorporate rest and recovery into their taper phase, and what are some effective ways to measure progress and adjust their approach accordingly?