Apple wanted to essentially have the same sort of power, but with bitmaps, with regular pixel images.
It currently takes about 45 minutes to obtain a 512 X 512 pixel image, far slower than some of the living cell processes.
A 256x256 pixel image is divided into blocks of typically 4x4 pixels.
Neuroplasticity is a key element of observing a many pixel images.
This strip is swept to produce a 5,000 by 4,000 pixel image, refreshed 60 times per second.
At 4.0 effective megapixels, it is capable of delivering 2,272 x 1,704 pixel images.
The Arecibo message, transmitted in 1974, was a 1679 pixel image with 73 rows and 23 columns.
For a pixel image, there could be a maximum of combinations, which leads to high computation.
It allows web pages to specify a 16-by-16 pixel image for use in bookmarks.
The largest tapestry required up to 24 individual 5000x5000 pixel images.