... preventing you from peppermint induced numbness for the day!
Standard parts are much cheaper than simpler non-standard ones.
In this time and age, the question is 'why not'? If customers want a bluetooth-connected toothbrush and are willing to shell out the extra $5...
I don't think that engineers must design product only because of "why not doing it if we can do it". There is a ethical value to what we design and produce. Some technologies are better than others.
I guess you're right, it's just that there are plenty of people who don't think it's unethical to put bluetooth in a toothbrush...? Even if it means putting in a computer which would've been a nice office computer 30 years ago?
To run Doom obviously.
Regrettably, electric toothbrushes now often feature displays, Bluetooth, analytics, and the pinnacle of terrible: DRM/forced replacement of brush heads.
LLM soon, surely.
Ugh, the amount of rubbish going into landfill. This sort of thing needs legislating against IMO.