Is E-commerce tech? Amazon has built out a ton of technology to scale their fulfillment operations and wouldn't be the company they are without it.
We are getting closer to the day where every company is a tech company. Marketing requires tech to do what is very complicated bidding and A/B testing. Most companies involved in sales are using CRM to understand how to better reach customers. This list goes on and on, as tech is embedded into everything people do these days.