You dont see th point.
See: any text editor will jump to opposite sel edge (left/rt). And it REMOVES sel. Now I don't use "Persist sel" - i don't need it. And i still see that SE keeps sel.
It's other thing, "persist sel'.
Sublime text has NO persist sel. And it removes sel on left/rt.
SynWrite, my app, now removes sel, on left/rt