/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: jstepien https://cdn.slidesharecdn.com/profile-photo-jstepien-48x48.jpg?cb=1522979171 I'd like to change habits in presentations style in Poland... or anywhere. because there are a lot of work to create something different. www.greyberry.pl