>Wood stuff from the era is basically all disintegrated.
False.
>Archaeologists have unearthed a 2,000-year-old, perfectly preserved wooden toilet seat at a Roman fort on Hadrian's Wall in Northumberland.
False.
>Archaeologists have unearthed a 2,000-year-old, perfectly preserved wooden toilet seat at a Roman fort on Hadrian's Wall in Northumberland.
So the article you link says, in colloquial English terms, that stone and marble toilets from the period are pretty common but wooden toilet seats are basically all disintegrated. Only one (1) wooden seat is known to remain.
believe fewer unevidenced claims