These are two concepts that are around already, there is totally a market for it. A prime example would be me, a pro photographer who has old film cameras he loves but never uses because his need to use digital for his workflow, this would give those old camera a new lease of life. Also it would enable you to take digital shots using a "knackered" old looking camera (arbeit with a quality old lens), into situations where you would rather not take all your expensive new looking kit that is likely to get stolen or broken.
You also mention about about not being able to have the screeen? The screen is not the main benifit of digital. A) no-body needs a screen, and b) if you are using a film camera anyway you are used to not having one.
I mean something like this:
or this:
These are two concepts that are around already, there is totally a market for it. A prime example would be me, a pro photographer who has old film cameras he loves but never uses because his need to use digital for his workflow, this would give those old camera a new lease of life. Also it would enable you to take digital shots using a "knackered" old looking camera (arbeit with a quality old lens), into situations where you would rather not take all your expensive new looking kit that is likely to get stolen or broken.
You also mention about about not being able to have the screeen? The screen is not the main benifit of digital. A) no-body needs a screen, and b) if you are using a film camera anyway you are used to not having one.