not good code.
discourse(prod)> Oneboxer.onebox('https://www.youtube.com/watch?v=0506yDSgU7M')
=> "<div class=\"youtube-onebox lazy-video-container\" data-video-id=\"0506yDSgU7M\" data-video-title=\"Linux HATES Me – Daily Driver Challenge Pt.1\" data-video-start-time=\"\" data-provider-name=\"youtube\">\n <a href=\"https://www.youtube.com/watch?v=0506yDSgU7M\" target=\"_blank\" class=\"video-thumbnail\" rel=\"nofollow ugc noopener\">\n <img class=\"youtube-thumbnail\" src=\"https://img.youtube.com/vi/0506yDSgU7M/maxresdefault.jpg\" title=\"Linux HATES Me – Daily Driver Challenge Pt.1\">\n </a>\n</div>\n"
discourse(prod)> Oneboxer.preview('https://www.youtube.com/watch?v=0506yDSgU7M')
=> "<img src=\"https://img.youtube.com/vi/0506yDSgU7M/hqdefault.jpg\" width=\"480\" height=\"360\" title=\"Linux HATES Me – Daily Driver Challenge Pt.1\">"
I really don’t know the reason anymore.