IE: Taylor going Pop. It was extremely risky and might have cost her her core Country fanbase, but she gained so many new ones and had her biggest era ever
Teenage Dream era. The bubblegum pop perfection sound wasn't a thing back then but TD pulled it off. That's why it got lackluster reviews. The critics didn't understand the album because it's too ahead of it's time. If TD was released in the future the album would also probably sell 25 M+ copies WW