These work great, and are pretty cheap for 74 minute media if you can find them on eBay. The downside is the infamous Ritek manufacturing process quality, which does indeed result in many disc-rotted coasters by now (confirmed by myself).
Output of cdrecord -atip
:
ATIP info from disk:
Indicated writing power: 5
Is not unrestricted
Is not erasable
Disk sub type: Medium Type A, high Beta category (A+) (3)
ATIP start of lead in: -11324 (97:31/01)
ATIP start of lead out: 336225 (74:45/00)
Disk type: Long strategy type (Cyanine, AZO or similar)
Manuf. index: 22
Manufacturer: Ritek Co.