camera's have changed a lot. we have new improved camera's. Not just black and white but also colors.
it has improved peoples lives so that they can live.
aperture
Now there is the iTouch 4th generation with a camera and more improved things!
to improve the quality of photographs
Yes. Glasses have certainly "improved" lives.
The iphone 5 has an improved 8 megapixel camera.
The digital camera has changed because it has become smaller and it is able to hold more. The digital camera has improved a ton!
The camera helped peoples lives by showing their ancestors and friends all the good memories that they had.
wait what am I doing
how?? yeah :]
You ARE using a computer, aren't you !