sS simplifyLogLineForDisplay(S s) {
  s = unquote(s);
  if (startsWithDigit(s) && isBetween(parseFirstLong(s), dateBeforeAnyLogFiles(), dateInTheFarFuture()))
    s = trimSubstring(s, indexOfNonDigit(s));
  s = dropAnyPrefix(s, ": ", "| ");
  s = replaceAnyPrefix("{", s, "lhm{", "hm{");
  ret shorten(s, 100);
}