Unfortunately, there are many plastic toothbrushes that are lasting lifetimes in our landfills. Once I learned that, I switched to eco-friendly ones. There just isn't a need for a smart/ai toothbrush, IMO.

Mine has been programming, world history, and how to. They've figured me out.

Guy was originally gender neutral as it was used to call someone stupidly bold (iirc). The term was most often used toward a single gender that was known for being stupidly bold and became synonymous with that gender. That's how it became gendered.

Sounds like Will Arnett's Murderville