<para>When outputting to a tty, lines are colored according to
priority: lines of level ERROR and higher are colored red; lines
- of level NOTICE and higher are highlighted; other lines are
- displayed normally.</para>
+ of level NOTICE and higher are highlighted; lines of level DEBUG
+ are colored lighter grey; other lines are displayed normally.</para>
</refsect1>
<refsect1>
<term><option>-a</option></term>
<term><option>--all</option></term>
- <listitem><para>Show all fields in full, even if they
- include unprintable characters or are very
- long.</para></listitem>
+ <listitem><para>Show all fields in full, even if they include unprintable characters or are very long. By
+ default, fields with unprintable characters are abbreviated as "blob data". (Note that the pager may escape
+ unprintable characters again.)</para></listitem>
</varlistentry>
<varlistentry>