Which architectural firm's 2015 advertising campaign featured interactive 3D building holograms in public spaces that pedestrians could modify in real-time using their smartphones?

In the world of architecture, effective branding and marketing campaigns have transformed how we perceive buildings and spaces. Some advertising campaigns have become legendary in the industry, changing public perception of architectural firms and even influencing design trends. Test your knowledge of one such groundbreaking campaign that redefined architectural marketing in the digital age.

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Foster + Partners with their "Architecture in Motion" campaign
Bjarke Ingels Group (BIG) with their "Yes is More" interactive installations
Zaha Hadid Architects with their "Fluid Structures" campaign
Gensler with their "Designing for the Human Experience" public exhibitions