Quote from switchgear
Tobi is not Obito backward. Even without the O it is Tibo. Though a anagram is possible, though a very poor one.
It would be rather funny to see the justification of the Ramen Guy.
Obito seems like the safest bet right now, but I kind of hope it is a new character connected to Obito, Rin and Kak ...
You're thinking in English. In Japanese, Tobi backwards is Bito, which is Obito without the O