For years, I barely gave Wells Fargo credit cards a second thought.After a decade of writing about travel rewards credit cards, I'd built my wallet of 25-plus cards around American Express, Capital One, Chase and Citi. Between those four issuers, I had access to plenty of transferable points, valuable travel protections and strong welcome bonuses.As my points strategy evolved, I realized I had one notable gap: I wanted another transferable rewar…