OpenPGP and usability

Steven E. Harris seh at
Sun Aug 12 00:44:11 CEST 2007

Simon Josefsson <simon at> writes:

> In RFC 822 there was X-, in RFC 2822 it has been removed.

April 2001? Apparently this RFC had not yet been published in the cave
within which I must be living.

> once you want to standardize an experimental header, you have to break
> the deployment of that header.

Right, and you're usually obligated to then support two headers: the
experimental one, and the standardized one, which may have changed from
the experimental one by way of "standardization" going beyond canonizing
existing practice.

Steven E. Harris

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