"Do you have plans to randomly freeze accounts due to "suspicious activity" where the details are withheld from the account holders for the purposes of "security and fraud-prevention"?"

I am presently unable to answer your question ;-) however I would direct
your attention to rule 162 of the standard contractual conditions, just
under those providing various forms of indemnity, and "First Born Collateral".

I can tell you that this week I am providing a free badge to all new clients
in recognition of their contribution to GDP and the employment given to
countless numbers of otherwise unemployable fact-checkers, not to mention
the launch of my new company Badge Builders Conspiracy Inc ...