Acoustical perfume probably couldn’t be considered wabi-sabi. But sometimes modern ingenuity is the only answer in a modern world.

In the bedroom, home office or meditation space, where quiet is not a luxury but a priority, consider a white noise generator. Small enough to fit into your palm, these devices produce gentle rushing sounds that help mask traffic noise and voices. (Pink noise generators are more intrusive, with ocean, rain and waterfall sounds.)
Acoustical perfume probably couldn’t be considered wabi-sabi. But sometimes modern ingenuity is the only answer in a modern world.