I'm not sure it was a lie, it's the kind of thing that's so minor it's easy for someone on the marketing team to just not know about.

It's like if a snack company put out a message saying they used no animal products and then later found out that a derivative of beeswax was used to lubricate some of the mechanisms in their packing machine.

If you want to be absolutely inflexible and refuse to allow any exceptions to the rules, no matter the circumstances, that's fine. But you've gotta recognize the irony in that line of reasoning being more machine-like than human.