As long as Basil-san understands BB is BB, [ An important notion that many people seem to overlook, it is the main thing that makes her different from what it means to be human. Unable to change, and always ever going to be the same. Something that is not ordinarily an issue, nor a problem for the AI but clearly as she has come to understand with her time here. Or otherwise, humans struggle to drink that in. ] and if you can accept that then she supposes a human can be her friend in the long run. Though BB is humanity's friend and enemy! So it's best that you do not forget that!