For example them counting on you to big hire a lawyer for collecting medical debt or mortgage debt your spouse or parent owes. As a general rule you aren't responsible for it. There are exceptions. e.g. Filial laws(children responsible for parent's debts) exist in many states, but are difficult to invoke. Community property laws https://www.irs.gov/publications/p555#en_US_202502_publink10... in 9 states that can link your income to your partner, when the state you were domiciled in with your partner in a home/condo you bought together.

So in general, adverserial use of AI cannot bring claims "back to pre-AI" levels. Much more likely is the fact is reduced debt collection activity and illegal billing will reduce to a new baseline.