static ReliableSingleThread rstWithPreDelay(int delay, Runnable r) {
  ret rstWithDelay(delay, r);
}



static ReliableSingleThread rstWithPreDelay(double seconds, Runnable r) {
  ret rstWithDelay(seconds, r);
}

static RSTOverQ rstWithPreDelay(double seconds, Q q, Runnable r) {
  ret RSTOverQ(q, new Runnable {
    run {
      sleepSeconds(seconds);
      callF(r);
    }
    
    toString { ret "Sleep " + seconds + "s, then: " + r; }
  });
}