Suspect?
I'm curious as to whether the use of that word was purposely deliberate or not.
I'm also curious as to how closely you've been following the subject and from where.
For reference, he's been confirmed by multiple presumably trustworthy sources who, until reading the unredacted files, had no overtly stated agenda on the subject, to be in them VERY frequently.
The adamance with which these people have mentioned the frequency of his appearance in the files makes me suspect he's in there on an order of magnitude more than anyone other than Epstein himself.
PIN is the best way to go there. It only works on that one machine, although you can technically set the same PIN again on another computer.
I believe the typical intent is as follows:
This should, in theory, allow workplaces to set requirements for really complex passwords that only need to be reset once a year or so, without breaking helpdesk, inconveniencing users, or leaving gaping security holes.
Whether or not that all happens depends on the workplace, but that's the general thought process in most of the places I've worked where a modicum of sense prevails