Vienna Genesis - "The extreme thinness of the parchment contributed to its degradation by ink corrosion."

[Steven Avery]

Vienna Genesis
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9354503/
full book online
https://www.google.com/url?sa=t&sou...IQFnoECBYQAQ&usg=AOvVaw2CThqIZKlsaHYTMbTom2nr

"The extreme thinness of the parchment contributed to its degradation by ink corrosion."

Yet we are supposed to believe the opposite happens with Sinaiticus?

 

[Steven Avery]

The Vienna Genesis: An Example of Late Antique Purple Parchment
Christa Hofmann,

Jiří Vnouček, Sophie Rabitsch, Maurizio Aceto, Maria João Melo,Antonia Malissa, Katharina Uhlir, Martina Griesser, Klaudia Hradil, Rudolf Erlach,Abigail Quandt, Junko Sonderegger, Sarah Fiddyment, and Matthew Collins

 

[Steven Avery]

The average thickness of the parchment folios measures 0.108–0.168 mm in the blank margin areas. Various

 

[Steven Avery]

Pics !

Is this in CARM or for Kevin McGrane?