update: based on author's activity on youtube, he still works on it https://www.youtube.com/@pavelsevecek/videos?view=0&sort=dd&shelf_id=1 https://www.youtube.c

update: based on author's activity on youtube, he still works on it https://www.youtube.com/@pavelsevecek/videos?view=0&sort=dd&shelf_id=1 https://www.youtube.com/@pavelsevecek/videos?view=0&sort=dd&...