I've never bought a game because there's a trainer for it, but occasionally I don't buy a game because there isn't a trainer for it.
I second this sentiment.
I have never bought a game based on the presence of a trainer, but I have not bought a game based on the lack of a trainer.
I've never bought a game because there's a trainer for it, but occasionally I don't buy a game because there isn't a trainer for it.
I agree. Same here.