It had already begun during the 1960s with built-in light meters, but accelerated dramatically in the 1970s.
From there it was only a short step to the modern era of built-in meters, and a slightly longer leap to automatic exposure.
You set your own built-in meter, and you attach the card to your sun visor, which you turn toward the driver's side window.
Except for its built-in meter, the Leica R6 represents the anti-auto sentiment at its most elaborate and expensive.
Viewfinders with built-in meters were available as accessories with later models.
It was unpopular because of the lack of a built-in meter, but remained available for the life of the F2.
The next version was the FP which has no built-in meter and was the entry level camera.
Also supported, of course, was full manual exposure, aided by the camera's built-in meter.
This remote, or PDM, features a built-in meter that uses Freestyle test strips.
Styled in hard-wearing canadium, it has a built-in meter so that you can know at a glance if you're applying enough pressure.