Roy M.'s featured quote describes a specific outdoor use case — hiking most weekends — worth reading against your own routine if it involves similar regular stamina demands.
Roy specifically describes it as an easy add to his pack and his routine — worth reading that as a portability-and-simplicity point, distinct from the energy-focused framing in the other two featured quotes.
Roy's account is the one four-star quote among the three featured — worth reading his specific use case with that honest nuance in mind, rather than assuming it reads as an unqualified endorsement.