Is anyone against Deep Packet Inspection?

Just curious if anyone is against using it within their infrastructure. It seems like an outdated technique and doesn't play well with a few modern things out there. Specifically with Microsoft.

https://www.ias.edu/security/deep-packet-inspection-dead-and-heres-why

One article I've read recently.

It just seems like there are better methods out there VS creating such a huge exposure point. Especially when IMO, for users the data is better secured elsewhere through things like conditional access, defender, etc areas.

Wanting to learn more about it, but …

article cybersecurity deep packet inspection exposure infrastructure inspection microsoft packet play point things using