DONE:
	viewport

	<meta name="viewport" content="width=device-width, initial-scale=1.0">



not done:

todo;
	write on how to trun off right HDD. ok ? with umount and hdparm

finish these articles:

        articles/learnt-from-teacher.md
        articles/privacy.md
        articles/tecbot.using.kangaroo.md
        articles/vpnnnn.md