For the time being I suggest you give it a real good try, with an eye on if you seem to forget to turn off the modem before
shutting down if you are disciplined enough you are probably close enough to consider it solved on your part.
The Kwrite flashing an empty page, this is a bit crude. You might have a requirement to open a specific file each time you log on to the internet in which case it could be said to be a feature. You could then make your notes and close it at your leisure.
What I would like to do is invite suggestions from people who know better, for example I guess that triggering a Notifier event would be more professional but I know absolutely nothing.
I am going to look a bit closer at the the use of su -c
, In another thread I asked a few questions and in a short time got the answer to what I thought might be a problem. I can now try out some su -c