About segments, the 7 segment display and alternative designs.

Support this channel, play some music... Bandcamp: https://posy.bandcamp.com/album/segmented-segments
Spotify: https://open.spotify.com/album/20vcooqy2h9B7mQBSIdM7z
Apple Music: https://music.apple.com/us/album/segmented-segments/1621707457

Segments sheet: http://www.michieldb.nl/other/segments/

Other links
6 segment designs seen on 10:31: https://www.deviantart.com/adamlhumphreys/art/6-Segment-LED-Display-Concepts-520527603