For official updates and feature lists, you can refer to the Autodesk Support Site What's New In AutoCAD Electrical 2021?

On the surface, it looks like piracy. And legally, yes, it is. But for the senior controls engineer working 60-hour weeks at a struggling panel shop, or the recent grad trying to learn IEC 60617 symbols on their own dime, this search isn't about stealing. It is about .

Proactively flags issues such as duplicate tags or wiring inconsistencies to prevent costly field errors. System Requirements for 2021

The yearly subscription is roughly $1,985 US (or free via education/30-day trial). The cost of a malware infection is far higher.