Clone games only contain files that differ from the "parent" game.
Efficient balance of size and management. Cons: Requires the parent ROM to function. Merged mame 0250 rom set
: Larger media like hard disks or laserdiscs are stored as Compressed Hunks of Data (CHD). MAME 0.250 utilizes "delta CHDs" to save space by storing only the differences between variants. Clone games only contain files that differ from