Why didn't Itachi use Shisui Uchiha eyes to gain EMS? - Quora

If the Uchiha's get EMS from trading eyes with someone, how come the whole clan didn't just have eye surgery with each other to get EMS for everyone? - Quora

If Itachi wasn't sick, could he have waited till Sasuke got the MS, then just swap eyes with him? Would that create the EMS for both of them? - Quora

Why didn't Itachi implant Shisui's eye into his own? - Quora

In Naruto, didn't Danzo have one of Shisui's eyes? What did he do with it? Did he even use Kotoamatsukami? - Quora

Why didn't Itachi implant Shisui's eye into his own? - Quora

How strong do you think Sasuke would've been if he was trained by another Uchiha, such as Madara, Itachi, or Obito? : r/Naruto

Why did Shisui trust Itachi so much? - Quora

What are EMS and Mangekyo Sharingan? - Quora

Why didn't Itachi Uchiha implanted the one Sharingan Shisui Uchiha gave him into himself to unlock EMS in at least one of his eyes? This would have prevented his sickness albeit temporarily

Would Itachi having stronger eyes than Madara if he saw sasuke get killed infront of him? - Quora

If Shisui and Itachi had the EMS, what would it look like? - Quora

Why didn't Sasuke inherit Tsukuyomi when he transplanted Itachi's eyes to gain EMS? - Quora

Why didn't Itachi Uchiha implanted the one Sharingan Shisui Uchiha gave him into himself to unlock EMS in at least one of his eyes? This would have prevented his sickness albeit temporarily