She fears that an end to after-hour clubs and bars will see an increase in these private parties.
Maybe she read our blog & article back in January

If, however, the island authorities’ assertion that the people who attend after-hours parties are undesirables and cause problems, what are their contingency plans if these people still turn up?
They won’t be confined to two easily controlled clubs in the southern corner of the island - they’ll be everywhere else… One does wonder what constructive observations were put forward by the islands’ police, to proposals that will likely see them running around the island breaking up illegal hill and beach parties when they’re already understaffed and struggling to keep on top of petty crime. The ambulance authorities certainly aren’t amused by the prospect of attending to drug casualties in homes spread across the island, rather than at one or two clubs with security and medical officers in house. All in all it promises to be another interesting summer on Ibiza.
Expect to see further growth in the burgeoning private villa party sector, which the police have no power to stop…