Description:
I came across this when I was using tty console and, instead of regular spaces saw funny characters.

$ pacman -Ss libreoffice-kde4 | less
Thanks to less, the output is somehow well-displayed. I researched some of the issue, and posted the results beneath. Seriously... blergh.

$ grep --binary-files=without-match -inFR "$(printf "\xc2\xa0")" /var/abs
/var/abs/extra/liblastfm/no-ftools.patch:15: # RESOURCES under each argument to ARGV as directories
/var/abs/extra/libreoffice/libreoffice.install:13:echo "- libreoffice-{sdk,sdk-doc} - add-on and doc for programming using"
/var/abs/extra/libreoffice/libreoffice.install:14:echo "  the LibreOffice APIs and for creating"
/var/abs/extra/libreoffice/libreoffice.install:15:echo " extensions (UNO components)."
/var/abs/extra/libreoffice/libreoffice.install:36: echo "- libreoffice-{sdk,sdk-doc} - add-on and doc for programming using"
/var/abs/extra/libreoffice/libreoffice.install:37: echo "  the LibreOffice APIs and for creating"
/var/abs/extra/libreoffice/libreoffice.install:38: echo " extensions (UNO components)."
/var/abs/extra/libreoffice/PKGBUILD:446: pkgdesc="GUI Spreadsheet Applicationdatabase front-end for LibreOffice. Allows creation and management of databases through a GUI."
/var/abs/extra/libreoffice/PKGBUILD:468: pkgdesc="Spreadsheet application for LibreOffice."
/var/abs/extra/libreoffice/PKGBUILD:490: pkgdesc="Drawing Application for LibreOffice."
/var/abs/extra/libreoffice/PKGBUILD:512: pkgdesc="Plug-in for LibreOffice that enables integration into the Gnome and other gtk desktop environment."
/var/abs/extra/libreoffice/PKGBUILD:533: pkgdesc="Presentation Application for LibreOffice."
/var/abs/extra/libreoffice/PKGBUILD:555: pkgdesc="Plug-in for LibreOffice that enables integration into the KDE4 desktop environment."
/var/abs/extra/libreoffice/PKGBUILD:576: pkgdesc="Equation Editor Applicationfor LibreOffice."
/var/abs/extra/libreoffice/PKGBUILD:598: pkgdesc="Software Development Kit for LibreOffice."
/var/abs/extra/libreoffice/PKGBUILD:633: pkgdesc="Software Development Kit documentation for LibreOffice"
/var/abs/extra/libreoffice/PKGBUILD:657: pkgdesc="Word Processor Applicationfor LibreOffice."
/var/abs/extra/gnome-phone-manager/git-update.patch:939:@@ -128,6 +129,11 @@ msgstr "Erreur GConf : %s"
/var/abs/extra/gnome-phone-manager/git-update.patch:991: msgstr "Message trop long !"
/var/abs/extra/gnome-phone-manager/git-update.patch:1025: msgstr "Caractères restants :"
/var/abs/extra/gnome-phone-manager/git-update.patch:1055: msgstr "Date :"
/var/abs/extra/gnome-phone-manager/git-update.patch:1110: msgstr "Expéditeur :"
/var/abs/extra/gnome-phone-manager/git-update.patch:1152: msgstr "_Message :"
/var/abs/extra/gnome-phone-manager/git-update.patch:1168: msgstr "Destinatai_re :"
/var/abs/extra/gnome-phone-manager/git-update.patch:1186: "Nécessite que « connection_type » soit défini à 4 pour être utilisé."
/var/abs/core/usbutils/usb.ids-2011.04.14:8887: 0708 Pocket PC e350 Series
/var/abs/core/usbutils/usb.ids-2011.04.14:10486: 9001 PowerPad Pocket PC Device
/var/abs/community/gpg-crypter/PKGBUILD:28: ${pkgdir}/usr/share/pixmaps/$pkgname.png || return 1
/var/abs/community/gpg-crypter/PKGBUILD:32: ${pkgdir}/usr/share/applications/$pkgname.desktop || return 1
/var/abs/community/gpg-crypter/PKGBUILD:35: rm -rf ${pkgdir}/usr/share/$pkgname || return 1