Any internet radio stations play going-to-sleep music? I'd visit that station every night twice.
https://news.ycombinator.com/item?id=175208Seriously, no discernible lyrics, just that rhythmic musical stuff. It's a two-fer: every adult, and twice a night if they have kids. Wrap it with ads for nucs, pampers, gymboree, mattresses, nyquil, alarm clocks, you name it. You'd get me every night.