As we know google is a giant company that every people used, they will have a really high standard for any update of their applications, that way it would be really hard to have them implement something that they still not fully acknowledge.
Everything is possible, all we need is the matter of time. For me, it will add to the deepest special character section using ALT+multiple number keypad on the left of the keyboard. It will be cool but most of us will ignore it on this time.