2) I've already noticed that emacs keys don't seem to work right, i.e.
> control+a does not jump to the beginning of the line, although
> control+e jumps to the end of the line. Should I make some adjustment
> to `bindkeys` or anything else?

GNU screen uses Ctrl-a as "prefix" for all its commands. To send
a "real" Ctrl-a to the process running in the screen window, use
Ctrl-a a.

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