I know you're intending to be helpful with your response, but I think it can be a bit condescending to respond to someone who says they need a non-smart appliance by telling them a smart one will do.

We're probably all familiar with the XY problem, but I think we must also beware the XY problem-problem, where a posed problem is inappropriately identified as an XY problem and a good question is not given a good answer. (See also: much of Stack Overflow) https://en.wikipedia.org/wiki/XY_problem