Is Sales an Art or a Science?

The number of apps and new technologies flooding the marketplace has people saying more and more about how sales is now a science and no longer an art.  I’m struggling with this, because the more tech becomes entrenched in the sales process, the more I feel sales is an art.
If my goal is to merely complete a transaction and, for that matter, a priced-focused transaction, then I’m embracing tech as the primary process when it comes to sales.  The problem I see is tech is anything but personal. It’s great at executing tasks, but it’s lame with regard to dealing with intellectual thinking and emotions.
I might be willing to be led by Google maps when driving to a restaurant, but I’m certainly not going to use technology to tell me what to order, how to eat, how much to eat or even how much to tip.   Think about this with