Tesco shoppers in Wales are expressing discontent with a major change implemented in the supermarket’s stores. The dissatisfaction stems from a alteration regarding the placement of the slot on trolley handles, designed for scan and go shopping scanners. The adjustment involved moving the slot from the right to the left-hand side of the trolleys. Amid the backlash, customers have urged Tesco to reconsider the shift based on their feedback. Some have requested the space to be reverted back to its original position or for a variety of trolleys to be made available.
One disgruntled shopper remarked on the practicality issues of the change, highlighting that most people are right-handed, making the new setup inconvenient. Another shopper expressed frustration, labeling the change as bothersome. A different customer appreciated the attempt at new trolleys but questioned the reasoning behind placing the holders for scanners on the opposite side. Left-handed individuals like Jess Shaw shared their perspective, finding a rare moment of benefit in the unintentional move despite its initial mistake.
Commenting on the matter, Professor Chris McManus, author of Right Hand, Left Hand, noted the historical bias towards right-handers in design but highlighted the progress in creating ambidextrous objects for universal use. With approximately 10% of the global population being left-handed, the origins of handedness are multifaceted, likely influenced by genetic, developmental, and environmental factors. While some studies suggest a genetic basis for handedness, the inheritance pattern remains complex, indicating the involvement of multiple genes.
The dominance of right-handedness has been attributed to the specialization of the left hemisphere of the brain for language and fine motor skills. Societal norms have traditionally favoured right-handedness, impacting tools, writing systems, and cultural practices. In some instances, left-handed individuals have been coerced to conform to right-handed practices. The predisposition towards right-handedness may have historical survival advantages due to tool use and social cooperation.
The persistence of left-handedness could be linked to competitive advantages in specific activities, such as sports where left-handed individuals possess a strategic edge. The combination of genetic, environmental, and evolutionary factors has shaped the prevalence of handedness in human populations. As Tesco evaluates the feedback from shoppers, the discussion surrounding the impact of handedness and design choices remains a compelling topic.