docs: def bool_to_unicode(b):
      """Different possibilities for True: ☑️✔︎✓✅👍✔️
         Different possibilities for False: ✕✖︎✗✘✖️❌⛔️❎👎🛑🔴"""
      b = bool(b)
      if b is True:  return u"✅"
      if b is False: return u"❎"