@Contract(value = " -> new", pure = true)
  public static @NotNull <K, V> ConcurrentMap<@NotNull K, @NotNull V> createConcurrentWeakIdentityMap() {
    return new ConcurrentWeakHashMap<>(HashingStrategy.identity());
  }
@Contract(value = " -> new", pure = true)
  public static @NotNull <K, V> ConcurrentMap<@NotNull K, @NotNull V> createConcurrentWeakIdentityMap()