I don't talk to machines.You can change Alexas' voice to Samual L. Jackson for 99 cents. 2 versions, 1 family and 1 adult.
Jackson won't totally replace Alexa's voice: you have to request him by saying "Alexa, ask Samuel L Jackson" and then follow up with a question.
I was an artilleryman. That's when I first learned to use a slide rule.One of the ways Galileo made money was by working out the balistic tables used for cannons that they gunners know how much charge and angle of elevation.