The crazy bag lady look must be in. All he needs is a shopping cart full of old junk and he's ready for downtown L.A. He could go take a shit on the Sunset Strip wearing that and fit right in.
Register as a defense contractor, and sell this as a low cost anti-drone interception missile. About 40 million dollars per missile sounds very cost effective. Another 10 million per trained missile operator.
Edit: Yes, I was talking about the toilet paper roll.