Yes, I see what you mean. I thought about that right after I posted my reply. You are correct I think that it doesn't have a history. I will take a look at other keyboard and see if I can find one that does. You're right that it would be useful.
Galaxy Note running MiniN3 Maximus 5.8
Note 3 running ViSiON-X (NAB 4.4.2)