It's absolutely a legitimate concern but since this robot project has no chance of replacing humanity, it seems like a derail in terms of the subject matter of

It's absolutely a legitimate concern but since this robot project has no chance of replacing humanity, it seems like a derail in terms of the subject matter of the video. It's as if someone posted a link to an incremental advancement in graphene aluminum-ion battery tech and a person chimed in with a general lament about heavy metal battery toxic waste disposal.