Which mythological figure's name was controversially used by Amazon for their voice assistant before being changed due to brand recognition concerns?

In the realm where ancient tales meet modern branding, mythology-inspired products have carved out a unique market niche. From Greek gods lending their names to luxury items to Norse legends influencing popular culture, mythological elements have been strategically incorporated into brand identities across the globe. Test your knowledge of how legendary stories have shaped contemporary product marketing and retail strategies in this challenging trivia question!

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Echo (Greek nymph cursed to only repeat others' words)
Athena (Greek goddess of wisdom and strategy)
Heimdall (Norse guardian who could hear grass growing)
Iris (Greek goddess of messages and communication)