I always preferred Alexis to Alexa. Nothing really wrong with Alexa, it just doesn't seem as nice as Alexis.
The teasing-kids angle wouldn't be nearly as powerful a deterrent as the fact that when you said her name anywhere near someone with the Alexa feature enabled, you'd set it off. At least hardly anybody in the US names their kids Siri.
Before you criticize a man, walk a mile in his shoes. That way, when you criticize him, you're a mile away and you have his shoes!
Steve Martin