Customize is no longer "new".
(Displaying the current line or column): Line-number mode is on by
default. Don't mention `column' package. Mention linum.el.
(Turning on abbrevs by default): Explain how to do it for buffers,
modes, and everywhere.
(Associating modes with files): Use add-to-list. Don't mention Emacs 19.
(Highlighting a region): On by default since 23.1.
(Replacing highlighted text): Update doc quote.
(Working with unprintable characters): Don't mention search-quote-char.
(Using an already running Emacs process): Gnuclient is probably not an
enhancement these days.
(Indenting switch statements): Remove mention of pre-Emacs 20.
(Horizontal scrolling): Abbreviate Emacs 20 description.
(Replacing text across multiple files): Fix name of dired command.
(Disabling backups): Use require not load.
in this day and age the common meaning is "on the web".
(copying): Use @copyright in all cases.
(Basic keys): Remove reference to deleted manual node "Text Characters".
(File-name conventions): Use GNU as an example rather than SERVICE.
default.el lives in site-lisp. Update Info directory location.
(Real meaning of copyleft): GPL actions have been brought, but all
settled out of court.
(Guidelines for newsgroup postings): Shorten section title.
Simplify comp.emacs description.
(Newsgroup archives): Change Google URL. Describe Gmane.
(Unsubscribing from Emacs lists): Remove discussion of "distribution
points". Mention List-Unsubscribe header.
(Contacting the FSF): Update email and URLs.
(Basic editing): Mention F1 for help.
(Installing Texinfo documentation): Refer to Texinfo website rather
than ftp server.
(Printing a Texinfo file): Mention texi2pdf.
(Informational files for Emacs): Don't describe FTP or SERVICE, they
are just stubs nowadays.
(Latest version of Emacs): Explain version numbers.
(Spell-checkers, Checking TeX and *roff documents): Remove sections.
(Turning on syntax highlighting): No need to mention hilit19 any more.
(Finding Emacs on the Internet): Refer to URLs rather than DISTRIB, FTP.
(Modes for various languages): Remove section.
(Major packages and programs): Remove most version and maintainer
information - it's hard to keep up-to-date, and adds nothing.
Similarly with direct links to mailing lists.
(Spell-checkers): Rename node from Ispell. Mention Aspell and Hunspell.
(Mailcrypt): Remove section - mailcrypt has not been updated in mnay
years, and Emacs comes with tools for this now.
(Patch): Remove section - this is a standard tool.
(Using function keys under X): Remove section.
Remove the optional arguments from all @node commands: makeinfo can
generate these automatically, and it is easier to edit and rearrange
nodes without them.
(Help installing Emacs): Remove reference to deleted X11 node.
(Associating modes with files): Interpreter-mode-alist is no longer
subservient to auto-mode-alist.
(Installing Emacs): Change future Emacs version.
(Linking with -lX11 fails): Remove old section.
(Packages that do not come with Emacs): Update ELL location.
Emacs Lisp archive is dead.
(Emacs for Windows): Remove reference to old CE port.
(Emacs for OS/2, Emacs for Atari ST, Emacs for the Amiga ):
Remove old ports.
(Emacs for GNUstep): Rename from "Emacs for NeXTSTEP" and update.
(Removing flashing messages): Remove section about non-existent Gnus option.
(The LPF): Make the updated URL the sole reference point.
(Learning how to do something): Update refcard price and format.
(Getting a printed manual): Sources in doc/emacs/, not man/.
Also available in PDF format. Since the page count varies, be less precise.
(Informational files for Emacs): Remove references to deleted files
LPF and SUN-SUPPORT, and to UUCP.
(Obtaining the FAQ): Refer to the service web-page rather than SERVICE.
Remove many obsolete ways to get the FAQ, which now seems only to be
distributed with Emacs.
(Mail and news): Remove sections about Rmail Babyl that no longer apply.