No, it doesn’t. Not even the old ones, because Brother is rolling out malicious firmware updates even to older models:
https://news.ycombinator.com/item?id=31860131
If you have one of the remaining good Brother printers, make sure firmware updates are disabled.
His Instagram tells a really sad story. He was an infrequent poster of perfectly ordinary content. No sign of any mental illness: pictures of his sisters wedding, some jokes, nothing concerning.
Then, some posts about the death of his mother and almost right after, his sharp decline in mental health becomes apparent.