I noticed on the MOFI site they have added the source information to Thriller.
"Source: 1/2" / 30 IPS analog master to DSD 256"
And I believe they added an extra part at the end talking about the UltraDisc One-Step that was not there before too.
Michael Jackson - Thriller
Mastered from the original analog master tapes, pressed on MoFi SuperVinyl at RTI, and limited to 40,000 numbered copies, Mobile Fidelity's UltraDisc One-Step 180g 33RPM LP set does for Thriller what Jackson's unforgettable appearance on the "Motown 25" TV special in 1983 did for his career: It...
mofi.com
"Source: 1/2" / 30 IPS analog master to DSD 256"
And I believe they added an extra part at the end talking about the UltraDisc One-Step that was not there before too.