Have you noticed he tremendous lag in vocabulary catching up to technical innovation? A prime example is people (generally those of us “in our prime”) who still call a refrigerator an icebox.
But the practice is also obvious today. The other day YouTube showed an amusing incident and the person who recorded t said, “I got that on film!” despite the fact it was most certainly being electronically recorded. Same thing with I have it on tape.” Videotape is years in the past, and actual film is only used for specialized purposes.