"[i]You don't know that he released you until you find him and hear his side of the story,[/i]" Titania countered, "[i]Your labours were based purely on an assumption that your old trainer used the release mechanism on your Poké Ball outside of your presence without considering the notion of a malfunction—Poké Balls are not indestructible and when one does break, the Pokémon within gets released regardless of the trainer's motivations.  For all we know, he may still be looking for you.[/i]"