It's like with any video talking about agricultural controversy - They mainly mean to say industrial supporting farmers, but yeah, rather uncalled for to say farmers in general.
In most hatcheries that sell to the everyday public, extra roosters are often sold as extra warmer chicks, or in things like "fry pan specials" and the sort. They aren't ground up or instantly culled like hatcheries like Hyline does. That's what commercialized production layer hatcheries do...