zip ties are the newer version.

like P (brake line or gas line clamps depending on your field of interest) clamps, i only use them a.) as a temporary measure* or b.) last resort. but it will get you riding until a better solution presents itself.

*in his book How Buildings Learn , Stewart Brand goes on about temporary being permanent, and permanent being temporary, citing several examples of each. an interesting read if it's the kind of thing you're interested.

How buildings learn : what happens after they're built : Brand, Stewart : Free Download, Borrow, and Streaming : Internet Archive

How Buildings Learn - Wikipedia

ps: additional points to the owner of the above bike for using slotted screw. most likely a square nut on the catcher's side.