 
 <prompt> Wetin be di oda disc wey get dye inside am? Based on di last question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: "The only difference wey dey between RLV disc and regular factory-pressed LaserDiscs na di purple-violet (or blue for some RLV discs) color wey dey shine because of di dye wey dey inside di reflective layer of di disc wey make am recordable, instead of di silver mirror look wey regular LDs get. Di purplish color of RLVs dey very similar to DVD-R and DVD+R discs. RLVs bin dey popular for making small quantities of LaserDiscs for special uses like interactive kiosks and flight simulators." 