It's a lack of human imagination to think that animals without eyebrows can't suffer.

There are parts of (industrial) beekeeping that aren't ethical. It's up to people themselves to decide if they are comfortable with that.

For example outcompeting other native pollinators, culling entire hives by drowning or gassing is a thing, clipping the wings of the queen to prevent swarming, increased risk of disease due to lower nutritional value of sugar water