Changes

It was a modified version of the Spectrum's cassette routines with protection added. It is often recognised for it's blue/black stripes in the border during loading. Later versions had multicoloured stripes for the leader/pilot tone, and then blue/black stripes for the data. 

It is often recognised for it's blue/black stripes in the border during loading. Later versions had multicoloured stripes for the leader/pilot tone, and then blue/black stripes for the data.  As the protection system continued to evolve, programs such as [[Soft-Lok ]] and the [[Bonzo Blitz ]] were upgraded to break the protection.