I've been using tar+pixz+par2 for backups for a while now, but this article still worries me. What can I replace pixz with that compresses as well and keeps th

I've been using tar+pixz+par2 for backups for a while now, but this article still worries me. What can I replace pixz with that compresses as well and keeps the indexing functionality? I'd like to avoid zstd because Facebook.