The Sinai was Israel. As was Gaza.
“Land for peace” does not work.
“Land for peace” does not work.
But the Sinai is not Israeli anymore, it is Egypt.
Egypt is the first Arab country since 1948 to actually propose a solution that does not include handing a part of Israel over to it's enemies.
Hamas can dig as many tunnels in the Sinai as they want, but just where are they going to dig them to?