If vintage or retro aesthetics are purely superficial and dont contribute to the actual performance of a bike, why do many enthusiasts insist on spending exorbitant amounts of time and money to achieve a nostalgic look, rather than simply purchasing a vintage bike or a modern bike with a vintage-inspired design. Does the process of painstakingly restoring or customizing a bike to achieve a retro appearance provide some intangible benefit that justifies the cost and effort involved. Can the same vintage look be achieved with decals, paint, or other cosmetic treatments, or is there something inherent to the original components and construction methods used in classic bikes that cannot be replicated. Is the pursuit of a vintage aesthetic merely a form of nostalgia-driven conspicuous consumption, where the goal is to signal to others that one has a certain level of knowledge, expertise, or refinement, rather than to genuinely improve the functionality or usability of the bike. Are there any objective criteria for evaluating the success of a vintage or retro-inspired bike build, or is it purely a matter of personal taste.