In Norse mythology, which retail design innovation did Odin implement at Valhalla to enhance the warrior afterlife customer experience?

Throughout mythology and folklore, sacred spaces often served as ancient retail environments where mortals would exchange offerings for divine favor. These early 'spiritual marketplaces' established customer experience principles that still resonate today. This poll explores how ancient cultures designed their sacred retail environments and what consumer psychology principles were employed to create meaningful exchanges between mortals and gods.

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The Mead Pipeline System - an automated beverage delivery system that ensured warriors' drinking horns were never empty
The Rainbow Bridge Loyalty Program - offering exclusive access and rewards to warriors who died most gloriously in battle
The Valkyrie Concierge Service - personal shoppers who selected the finest armor and weapons for each warrior
The Bifrost Express Delivery - same-day shipping of offerings between Midgard and Asgard