Y'know. If I'm going to explain just how hard I loved Barb Howard's arc in Fallout's season 2... I really have to start with why I didn't like her at all in season 1.
Because it's the same picture. The same intention, the same pattern of writing choices, and it's all incredibly well done.
Barb Howard, in season 1, just felt off. There's something that struck me as deeply performative about basically all of her character - her poise, her speech, etc - as if almost everything we see of her is a facade. She feels like a kind of Don Draper figure: a habitual bullshitter so caught up in her own bullshit that she mistakes it for outright reality.
At the end of season 1, we learn that last part isn't the case. Barb isn't fooling herself with her behavior - but she is fooling everyone else. She is manipulative, and full of shit, but she's (mostly) aware of it.
But that still isn't the whole picture. And Season 2 fleshes that character out in the best possible way.
The moment Cooper calls her out on her "war never changes" speech, Barb's facade starts to fall apart - and we come to understand exactly why she's so manipulative. She's scared. She deeply loves her family, and would do anything to keep them save, even if that means going along with something unconscionable. And she does feel guilt about it, and doubt, and all those other things - but she forces herself to shut those feelings down, because she doesn't know what else she could possibly do in this situation.
This isn't a different person from the Barb we met in season 1: it's a more complete one. Yes, Barb is knowingly manipulative. That is not, in itself, an evil quality - it's a coping mechanism that people adopt when they feel trapped and threatened. (I would know - evil cultist parents and all that.) In fact, most of her social skills I wouldn't even call manipulation - they're just the same white lies that everyone participates in to keep society running smoothly, wrapped up in the persona of the Perfect 1950s Wife. Cooper acts for a living, but Barb has to act for everything.
And what's more, not everything is an act. When she talks about how much she loves Cooper and Janey, when she expresses dismay at having to leave a stuffed animal behind, those feelings are real. The fact that she shows them infrequently isn't because they're feigned - it's because she is so completely accustomed to hiding her feelings, putting on a positive front, that the only person she can show that part of herself to is her husband - the very same person that she's trying to be strong for and save.
Nothing about Barb is revoked or rewritten. It's simply contextualized, in a way that brings her to life as much more than a two-faced villain. Yes, she lies (by omission) to Cooper. She also lies to Vault-Tec by pretending every day that she approves of their business dealings. She lies to Janey by acting like everything is OK when the world is slowly falling apart. Not all of these lies are harmful, and some of them are altogether morally neutral. They're just a tool that she uses to survive a terrifyingly broken world.
Nowhere is this made more obvious than when Cooper is arrested for stealing the diode. The moment he sees it coming, he asks Barb to do exactly what she's been doing the whole time: lie her ass off. Pretend she had nothing to do with his actions. Let him take the blame so she can stay home and protect Janey. And Barb, to her credit, does exactly that. Is it an ideal solution? Hell no! But they aren't living an ideal life, and this event is what really drives that fact home for Coop. The safety that he's been trusting in this whole time - that informed his reaction to Barb's deception, the blame he was so fast to lay at her feet - was a facade that would have lured them both to their deaths. I wouldn't say that means that he instantly agreed with her past decisions, but I do believe that was the moment when he truly understood where she was coming from - that they needed her deception skills, and even some of her moral flexibility, more than they needed Cooper to cling self-righteously to a system that was no less harmful than the one she participated in.
It's genuinely wild that anyone's taken umbrage at (checks notes) Barb turning out to be more complicated than a sneering, two-faced villain. Don't get me wrong, I love a good one of those as much as the next guy (Gul Dukat my beloved), but in letting her be a person - a person who can be flawed, who can lie, who can make disastrously wrong choices, and still have a place in the world - the story paints a much richer and more resonant picture not only of Barb but of people as a whole. And that's something that the weirdest critics have obviously failed to internalize: that there's no version of reality where her particular habits and choices make someone a cartoon bad guy. The only piece of Barb that was taken from us in season 2 is the version of her that existed in our own minds, and that version fucking sucked. The real one is infinitely better.