The Current Galaxy S6 Edge+ carries an optional keyboard accessory and this will apparently continue onto the next S7 generation.
http://www.notebookcheck.net/Samsung-Galaxy-S7-and-S7-Edge-may-have-optional-physical-keyboards.154460.0.html
Worst Idea I have ever seen >:( >:(
If you're texting a lot, it may not be that bad.