Probably just best to stick to Cinerama and be done with it.
Right. This is Cinerama.[1] Widescreen the hard way. Three 35mm cameras, three projectors, and a lot of alignment.
[1] https://youtu.be/vrzjdlyZCD8
While "clapping" is still sometimes legitimately used when there is separate audio recording, terms like "Speed," "B-roll," etc. are definitely rooted in film stock.
Right. This is Cinerama.[1] Widescreen the hard way. Three 35mm cameras, three projectors, and a lot of alignment.
[1] https://youtu.be/vrzjdlyZCD8