The reason why, is this text on the official Veeam blog.
https://www.veeam.com/blog/how-to-get-free-nfr-key.html
So thanks for adjusting or clarifying your viewpoint.A list of IT professionals eligible for a free Veeam NFR license key include:
*list of accreditations, such as VMCE, VCP, AWS heroe, MS MVP, trainers ...*
No worries if you don’t have a certification: Try the Veeam Backup & Replication Community Edition — the must-have, free backup software to protect virtual, physical and cloud workloads.
I'll get right to it and ask for my NFR license for my homelab.
edit: I had to use blogger in the drop-down for now.