Thread:InfinityKA/@comment-27144096-20160123232336

I knew I had seen a profile infinity on KA where the person told one of us they were someone we banned. Jeff aka deycallme Jeff aka Seonghyon. No, you can't be here. You were banned for breaking the rules badly and you can't come back.

https://www.khanacademy.org/profile/infinityKA

^^^^^^^^^^^ Seonghyon 