The first encounter with Asta Bria’s new single, “Dragonfly,” is a calculated disorientation. For an artist who once cozied up to funk’s leisurely sway, this is a sharp turn onto a rain-slicked digital highway. The song’s intent for the dance floor is immediately apparent; a commanding, four-to-the-floor beat acts as a gravitational field, pinning you to the present moment. But hovering just above it...

Sam Ostler’s new single, “Lights,” then. It unfolds less like a sudden, intrusive glare and more like the slow, determined burn of a really good stage light finally finding its mark after a prolonged blackout. It’s pop, yes, vibrant and undeniably contemporary as advertised – clean lines, clear intentions. Yet, there’s a certain satisfying heft beneath the melodic uplift, a feeling that these notes...