My life partner ran a succesful business and chaired a HOA for three years purely on iPhone with admittedly proprietry soft ware in her office, she did a lot on the phone. She is systematic and neat but no ‘extras’, no apps at all other than native ones, nearly everything done on email too.
I do use Markdown and LaTeX.
I am not convinced my power user stance is ‘better’ in any way really, we do different things of course… However I am not a productivity geek, not by any means and my stuff is quite random. I have to say I found DEVONthink 3 is the place I want to be. It fits that random, pile em high, approach. For the first time in my life I found on it that a ‘search’ and their control + s thing, what ever is called, was useful and reliable. I do find my desktop piles up with current notes and LaTeX files and…
There were times that my old system broke down. I haven’t had to face that with DEVONthink 3. I hope I don’t ever now: I am backed up in several ways, with stored backups of older states of the databases in case of corruptions I don’t notice. So the ‘piles’ as it were, can be more or less restored intact and in their original state