@yorksranter
Neat. You have roughly described an opt/mechanical eidiphor projection TV system.
Plausible but getting the oil viscosity just right (and either limiting its changes with temperature or temperature compensating the system) will be tricky. Neatly you've got the "display" and the "memory" components combined.
A very steam punk solution.
"(note to SF writers: the sysadmins on this are going to be scarily tough women from Halifax.)"
Yes, I've seen how fit the women in textile factories tend to be. The phrase "fighting for your man" takes on a whole new meaning :) .
Biting the hand that feeds IT
