I went through the same journey some years ago. Now sharing my ASN 57821 with friends. We use OpenBSD for edge routing validate RPKI as well. My motivation was

I went through the same journey some years ago. Now sharing my ASN 57821 with friends. We use OpenBSD for edge routing validate RPKI as well. My motivation was that I couldn’t get IPv6 otherwise. So I ended up with an ASN, v4 and v6 address space from RIPE. Not the worst deal of my life and the source of tons of practical learning regarding networking.