Pushbutton is just another convenience that I am happy to have. I will also take paddle shifters over a manual, thank you.
All of the cars with remote fobs have manual ways of doing the same actions, you just have to read the manual.
Don't be like this poor guy. https://www.usatoday.com/story/news/nation-now/2015/06/11/texas-man-dog-die-trapped-corvette/71053474/