"...The submitted version (62 bytes) works as is in MS/FreeDos it is very fast though. There is another version without sound, synced to the timer, which is 44

"...The submitted version (62 bytes) works as is in MS/FreeDos it is very fast though. There is another version without sound, synced to the timer, which is 44 bytes, also working on all Dos Versions. A size way lower than 40 bytes can be achieved with cutting alignment and color mapping..." (https://www.pouet.net/prod_nfo.php?which=86986 https://www.pouet.net/prod_nfo.php?which=86986)