You can select the correct gear by swiping the sidebar that appears on the screen or you can use the backup system on the centre console. It just gives you a nice arm workout!
The obvious issue tryign to imagine that - is if you’re doing a three point turn or simply adjusting to fit as you reverse into a space - is that you have to look what you’re doing. With a stalk you can have a finger on the stalk and switch modes wtihout turning your head, focusing on what you’re doing. It‘ll slow things down potentially quite a lot