The critical challenge is that it ignores the plight of the Palestinians. Which is why every proposal fails.
Also there is the fact that the three main backers of Jared Kushner's Affinity Partners fund(the one initially funded by US$2,000,000,000 by the Saudis during the first presidency) are the three entities that will be offered waterfront property rights. Saudi Arabia, Qatar and the UAE.
All this predates the paper by the little known professor.