Context: Finally, in the 1990s, Internet Protocol-based videoconferencing became possible, and more efficient video compression technologies were developed, permitting desktop, or personal computer (PC)-based videoconferencing. In 1992 CU-SeeMe was developed at Cornell by Tim Dorcey et al. In 1995 the first public videoconference between North America and Africa took place, linking a technofair in San Francisco with a techno-rave and cyberdeli in Cape Town. At the Winter Olympics opening ceremony in Nagano, Japan, Seiji Ozawa conducted the Ode to Joy from Beethoven's Ninth Symphony simultaneously across five continents in near-real time.

Question: In what decade was Internet video-conferencing made possible?
Answer: 1990s

Question: In what device was videoconferencing finally able to be used in?
Answer: desktop

Question: In what year was CU-SeeMe, a desktop-based videoconferencing tool, developed?
Answer: 1992

Question: In what year did the first public video-conference take place?
Answer: 1995

Question: What South African city participated in the first public video-conference?
Answer: Cape Town

Question: What was developed at Cornell by Seiji Ozawa?
Answer: Unanswerable

Question: When did the CU-SeeMee take place that linked San Francisco and Captown?
Answer: Unanswerable

Question: What happened at a technofair in Nagano, Japan in real time?
Answer: Unanswerable

Question: What became possible that allowed the Winter Olympics opening ceremony to happen?
Answer: Unanswerable

Question: When did Nagano Japan take part in the first public video-conference linking two continents?
Answer: Unanswerable