Yes, the 3GPP or ITU standards can make for a dour read. Probably best to look for sources that you find engaging. You can start with something that gives you the basics, and/or just go straight to the vendors ─ who provide a plethora of white papers, case studies, industry insights etc.
https://5g.systemsapproach.org/index.html
https://www.ericsson.com/en/5g/5g-for-consumers
https://www.nokia.com/networks/5g/