Steve Jobs invented the "+" sign at Reed College!

/s

Yes but it was much more stylish: ⌘

/s

No, it was not Steve that found the Symbol but Susan Kare the Macintosh graphics artist. https://www.folklore.org/Swedish_Campground.html

But unlike Steve, Susan will live on immortal - as the inventor of the Dogcow.

Yeah, that means it was Steve. :P

/s

(joking, relax..)