[lotsofpulp]

Maybe. A competitor, however, can’t make people pay more for a kettle that’s insufficiently marginally better.

Considering these are multinational companies doing at least tens of millions in business every year, I presume they have the expertise to do obvious market research and come to the correct conclusions about what and how much people are willing to pay for, and that is reflected in the choices you see in the marketplace.

[sahbasanai]

That's a good point. Thanks. So I guess it boils down to (heh) "most consumers are happy with the existing kettles" (which could actually negate the very premise of my article.