Q: Why the burst passes in (ultra-) secure mode?

[Porcus]

Just curious: If the CD is not in AccurateRip, will the burst pass(es) be used for anything? (Is it so that they are compared to the Ultra Secure passes and have to match in order for the process to halt before individual frames?)

[Spoon]

Re: Q: Why the burst passes in (ultra-) secure mode?

They are used yes.