Ключевые слова: attendee, audience, auditorium, back, business, businessman, businesspeople, businesswoman, conference, congress, connected, convention, corporate, crowd, dark, delegate, developer, diversity, empowered, entrepreneurship, event, female, from behind, guest, hall, information, international, knowledge, launch, lecture, man, meeting, motivation, network, people, performance, portrait, presentation, professional, public, seminar, social, speaker, spectator, speech, startup, tech, technology, visitor, woman,