Ключевые слова: 3d rendering, application, blackboard, board, business, businessman, chalkboard, collaborate, collaboration, community, connect, connection, contact, cooperate, cyberspace, discussion, drawing, drawn, friend, hand, handdrawn, interface, interior, man, manuscript, media, modern, multimedia, network, office, partner, partnership, people, presentation, relation, relationship, sharing, silhouette, sketch, social, suit, team, teamwork, thinking, wall, watching, web, workplace, workspace,