Based on the provided input, there is no information available to evaluate the portrayal of LGBTQ+ characters or themes in the film 'A fost odată ca niciodată, a fost odată ca... acum'. Therefore, a net impact rating cannot be determined.

The 1959 animated short film 'Purcelul în excursie' does not contain any discernible transsexual characters or themes. Therefore, its net impact on the portrayal of transsexual identity is not applicable, as there is no depiction to evaluate.

The movie does not contain any action or adventure elements.

Information on this 1959 Romanian animated short film does not indicate it is an adaptation of existing material with canonically established characters. Without a clear source, it's impossible to identify any character whose gender was swapped from a prior depiction.

Without information on the film's source material, its characters, or their established races, it is not possible to determine if any character's race was altered from a canonical or historical depiction. Therefore, no race swap can be identified.