The best phone I have ever used is sonyericsson p910i
It was years ahead of it game. Best form factor, came with a pen, removable keyboard, SD card, and so on... 
The best phone I have ever used is sonyericsson p910i
It was years ahead of it game. Best form factor, came with a pen, removable keyboard, SD card, and so on...
I would recommend fold. Bigger screen for everything. I used to flash roms daily but got to the point that I was flashing roms and not really using the phone much. Samsung with good lock and routines has made flashing and rooting unnecessary. Also Tasker and macrodroid for some stuff...