[devmor]

I cannot imagine that license addendum is legally enforceable (let alone provable) in most jurisdictions on earth but it is interesting.

[kaashif]

As long as it doesn't cost me anything, I'd like to see it play out in court and know for sure.

But that is very unlikely even if everyone adopted it, which they won't.

[eloisant]

I mean you might as well write "any competing project will be considered infringement". It doesn't cost you anything either.