They're not selling brains; they're selling convenience?
Stupid Roombas don't seem very convenient. (I don't think people enjoy getting their Roombas out of corners or stuck places.) Or do you mean that the Neatos, despite their greater intelligence, are much more inconvenient in some other way (also explaining why Roombas continue to sell as much as they do)?
Instead of prognosticating on AGI/Strong AI/Singularities, I'd like to discuss more concrete advancements to expect in the near-term in AI. I invite those who have an interest in AI to discuss predictions or interesting trends they've observed.
This discussion should be useful for anyone looking to research or work in companies involved in AI, and might guide longer-term predictions.
With that, here are my predictions for the next 5-10 years in AI. This is mostly straightforward extrapolation, so it won't excite those who know about these areas but may interest those who don't: