Changes

One of the major computing flaws of the Amstrad CPC machines has been the inability to handle simple Random Access Filing even when equipped with disc drives. The only way random access data handling was possible was if the program was written entirely in CP/M. [https://cpcrulez.fr/applications_bureau-random_accesss_database.htm Source]

The only way Nowadays, files can be random access data handling was possible was if accessed in SymbOS, so you can always set the program was written entirely current file pointer to any position in a file and load any amount of data in one step from this position (in CP/Mthis is at least possible in 128byte steps, in Unidos also byte-based). [https://www.cpcwiki.eu/forum/games/micro-machine-for-symbos-g9k/msg248806/#msg248806 Source]