Board Thread:Naruto Discussions/@comment-1872728-20160329033053/@comment-3279282-20160407174326

...what? Like... what? :D
 * Sasuke has his Eternal Mangekyo.
 * You get it by transplanting Mangekyo Sharingan, so technically, swapping eyes would be possible.
 * The Straight Tomoe most likely does refer to the form of the Eternal Mangekyo Sharingan, because Itachi's part and Izuna's part of those are literally straight.