I pad pro

before you 10 version, we can use 1/2 half screen, we can compare two files same time, this is very usefull for surfing, study and other, after update, although later version also very useful, these property already gone, I am a translator, beside I pad pro 12.9 inch also have so big screen, meanwhile use 1/2 screen is very useful for me ( maybe for others, too? ), I wish to see these kind of update or original version so eagerly!