# Re: [NTG-context] difference between TeX behavior and ConTeXt

On Tue, 25 Nov 2008, Lars Huttar wrote:

> Hello,
>
> I've been reading through the TeXbook to solidify the foundations for
> TeX programming. In an exercise on roman and italic text, ConTeXt seems
> to behave differently from what the book specifies (Plain TEX) at a
> fairly fundamental level.
>
> I could understand ConTeXt possibly changing the details of \rm's
> definition, e.g. a change in default font family; but it would really be
> surprising to find that the logic of \rm's behavior has been changed.
>
> principle of ConTeXt that I should be aware of...

It is a design decision. See the chapter of typography
(http://context.aanhet.net/svn/contextman/context-reference/en/co-typography.pdf)

in the new manual (under preparation).