Montejay - Are you talking about heat from the laser or from the player? Either way, if there is a coating that is coming off then you should be able to obtain the same difference using an oven. Also, if it's a coating then I'd say the manufacturing process should be the same on all of their SACDs and you should hear a similar difference.
The downside to trying to verify this type of thing is that you can't go back to the start. Your friend will have no chance of making a solid comparison between what he heard before and what he'll hear tomorrow. Comparing the present to a memory is nearly impossible.
The downside to trying to verify this type of thing is that you can't go back to the start. Your friend will have no chance of making a solid comparison between what he heard before and what he'll hear tomorrow. Comparing the present to a memory is nearly impossible.