joining us live now to explain this is san francisco standard reporter joel umanzor. hey, joel. >> hey, how are you guys doing? thanks for having me. >> oh, we're doing great. thanks give us the background. what is the sheisty mask? who popularized it? >> so, yeah, the sheisty mask has kind of grown over popularity, not just in the san francisco, but nationwide since the pandemic. and the mask restrictions went in place around that time, primarily through, you know, hip hop and rap and rapper pooh shiesty from memphis kind of popularized the trend. and it's kind of spread to different areas of the country. now i know it came up during the pandemic, but really, doctors will say that's not very good against spreading the, you know, the virus. >> it's, nonetheless, that's when people start wearing it. so who is wearing it locally? like, is there a particular age group, particular area of the bay area so you can find it all over? >> but we found mostly around, you know, the tenderloin, the mission, and it's really popularized with, you know, the younger crowd, the 25 age a