@Contract(pure = true)
  public static @NotNull <T, V> ConcurrentMap<@NotNull T, @NotNull V> createConcurrentMap() {
    return new ConcurrentHashMap<>(HashingStrategy.canonical());
  }
@Contract(pure = true)
  public static @NotNull <T, V> ConcurrentMap<@NotNull T, @NotNull V> createConcurrentMap()