There's little argument for manual transmission anymore except in larger vehicles. There used to be an efficiency gap, in that a good manual driver was more efficient than an automatic. But two things have happened since then, we have computer controlled transmissions and CVTs. Manual drivers were more efficient because they learned when the vehicle would need to shift, and shifted preemptively. A computer controlled…
Some of the paddle shifters seem decent but I often like to change up where I grip the wheel on track days and on sharp turns in mountain driving, so I often can't choose my gearing at all with them.
I can see the appeal of the autos in high traffic tedious commuting situations where you're in some underpowered econobox, which is zero percent of my driving, so I'm sticking with a manual as long as I can keep finding them.