text:  It read, these used to be my home. And then, hashtag, curse word that I can say on the radio, Airbnb. About two years ago, a good friend of mine saw her building being sold to an investment fund that was going to turn her entire building into housing for tourists. That's Piku. She's the person who makes the stickers I saw in Madrid. We're not using her last name because what she does could be considered vandalism.