Ключевые слова: abstract, activity, architecture, background, blur, blurred, blurry, bokeh, bright, business, conference, congress, convention, corporate, crowd, defocused, economy, effect, event, exhibition, expo, fair, festive, glowing, group, hall, indoor, interior, light, lobby, meeting, modern, office, people, person, rush, seminar, shine, shiny, shopping, show, silhouette, trade, unrecognizable, walkway,