Of the 30 sampled tasks, "buy movie tickets early", "buy a car", and "write a cover letter for a recruitment consultant", which achieve accuracies of 0.3000, 0.3200, and 0.2800, respectively, perform worse than the other tasks.
"download music safely" and "play experimental music", which have accuracies of 0.8200  and 0.7000, perform better.