“Everything changes,” country singer-songwriter Chris Stapleton sang early in his set Monday at the El Rey, “like the desert wind.”
Or, perhaps, like a gifted musician’s career.
The song he was singing was the title track from his debut solo album, “Traveller,” which came out in May to considerable critical acclaim but modest sales.
It had sold a bit under 100,000 copies in the six months it had been out. But everything indeed has changed since his knockout performance -- along with pop superstar duet partner Justin Timberlake -- earlier this month at the CMA Awards in Nashville, where he also took three major awards, including...