What is text on a computer?
A brief introduction to code pages and Unicode is a good overview of code and text.
The point is that on the computer there are just sequences of binary digits. The data doesn’t include the information needed to decode the sequences. (Even the sequencing is coded.) To get recognizable text one needs a lookup table that maps code points to abstract characters and from there to glyphs that look right. To get text you need a system with enough variety to handle the characters you want – it is the difference between the codes that makes text – something the poststructuralists realized at a different register.
Continue reading The Difference of Code Points