By their very nature, many prequels suffer because viewers already know the fates of main characters. Better Call Saul expertly navigates that issue.
Reviews: Better Call Saul Presents: Slippin' Jimmy - IMDb
Bob Odenkirk collapses on 'Better Call Saul' set - Chicago Sun-Times
Better Call Saul Is The Best Prequel Ever Made
Better Call Saul' Showrunner on Bringing Back Blockbuster Video, Avoiding Courtroom Cliches
The Better Call Saul Finale Didn't Just End The Series – It Closed The Book On Breaking Bad
The Better Call Saul finale's last scene explains the whole show — and Breaking Bad - Vox
What should I watch first after watching Breaking Bad, El Camino or Better Call Saul? - Quora
Uncovering the Secrets of Better Call Saul!!!, by Kejama
Saul Goodman - Wikipedia
Better Call Saul' Writer on Finally Entering the 'Breaking Bad' Era
Better Call Saul Series Finale Review -- Saul Gone - IGN