Why do people need thinner phones for ? What's the matter ? It's perhaps design, but it's not practical.
And of course it's gonna work because normies are dumb

Thankfully with Android if one manufacturer gets stupid, there are other choices, and the sales hit will force dumb OEM back to feature parity. Think about how various OEMs have tried to ditch the microSD card slot (HTC One M7, LG G 2, Samsung S6, ect) only to bring it back for the next iteration. Same thing will happen with the 3.5mm headphone jack, especially since even more people will want to use standard headphones than sdcards.

Only thing that will change is you'll have to get a chink 3.5mm to ishit adapter if you use an ishit