Those particular pictures don’t look like that to me, but some prototype Macintosh machines had a Twiggy drive. There’s a great story about how the mac designers had to hide their negotiations with Sony from Steve Jobs so he wouldn’t get mad on folklore.org.
https://en.m.wikipedia.org/wiki/Apple_FileWare
https://www.folklore.org/StoryView.py?project=Macintosh&stor...