Immy, well if you mean this is the clip you saw,
[ Show youtube player ]
then it loads and decompresses 6KB data to 31K pixels in 1/12 second, with a <4 MHz Z80. While running SymbOS. Just thought it sounded a little too good to be true. But hell, if the SymbOS in the first YouTube vid I linked can even run on it, that alone is impressive
Probably not, you saw a clip from an emu?