San Francisco’s YENS makes an effortless debut on “Late nightS” — a summation of his laid back sound that centers around the guitar, extending into dreampop, bedroom, and hiphop influences. Distorted hiphop vocals counterpoint dreampop guitar melodies on a track that provides a refreshing take on guitar-based music. YENS focuses on how he’s speaking more than what he’s speaking, capturing the lighthearted yet depresed feeling of using intoxicated late nights to temporarily null emotional pain as he sings, “Why is everything so black and white. I guess it’s out of mind it’s out of sight.” Entirely self-produced and engineered, “Late Nights” shows YENS at his best, creating vibe music that…