static Iterable<DialogIO> talkToAll_full(S searchPattern) {
  final L<ProgramScan.Program> list = fullBotScan(searchPattern);
  ret mapI(list, func(ProgramScan.Program port) { talkTo(p.port) });
}

static Iterable<DialogIO> talkToAll_full() {
  ret talkToAll_full("");
}