No reason, few decades ago oven used to work just as well as they do today with knobs, thermostats and spring timers.
That’s why I said good question.
The oven I mentioned isn’t this smart but there exist ovens like
COOKING MADE SMARTER WITH WIFI POWERED BY SMART HQ: Voice-enabled cooking allows you to turn microwave on and off, add time or change power level via Alexa or Google Assistant; Scan-To-Cook Technology saves time and optimizes frozen food preparation
My meaning is why should an oven have any electronics?
No reason, few decades ago oven used to work just as well as they do today with knobs, thermostats and spring timers.
That’s why I said good question.
The oven I mentioned isn’t this smart but there exist ovens like