"Create a product around a problem you know well" they said, and I'm thinking, as I'm typing/writing into my notes/journal; "what could I build that would have

"Create a product around a problem you know well" they said, and I'm thinking, as I'm typing/writing into my notes/journal; "what could I build that would have hype and is close to something I know?" Probably every note taker has had the thought "What if I did it better?" at one point or another.