From experience, I know that it's not necessary for me to go through dozens or hundreds of credits on a game to know if I lose interest or it makes me want to come back for more. Here are just some examples:
Games I've played less than a dozen times and lost interest (but will play only if there's nothing else in the room):
Games I've played less than a dozen times and still come back:
There needs to be a word for when a game hooks you on the first credit, when everything blends. I know about "lastability", but that doesn't quite fit.