Volvo’s flagship electric sedan is almost here. With its debut just weeks away, Volvo previewed the new ES90, boasting

Volvo's new ES90 will be one of the few all-electric sedans on the U.S. market, but it'll arguably be the tech you can't see which is most important.

The ES90 will be built on Volvo’s SPA2 architecture and will be the second vehicle, after the EX90, to be based on its Superset tech stack. Superset is a modular engineering platform that the company says will be used to make safer cars, more efficiently, and to improve them over time through over-the-air software updates.