School or Bloody well right?

Capitalising the T gives a different definition

Yes, the one in your screenshot (that has been deprecated). It was a property intended to record date of deprecation.

The status property is being used to mark the deprecated property as deprecated; if the deprecated property was being used then the value would be a date time 😜

Confelicitously found @susiedent.bsky.social on Bluesky courtesy of a @lookitup.baby repost