There are many organizations like this sprouting up around the city. Businesses and neighbors attempting to collectively do the work that the city departments aren't doing.
Create separate contacts for each of your parents with their real names. Then, go into your contact card (aka “My Card”) and relate your parent’s contacts, one as mother, the other as father under “related names”. This will let Siri, and the rest of the system, know who your parents are. Also make sure that in Settings -> Siri & Search -> My information, you have the right contact card selected for yourself.
"iOS bug allowed apps to eavesdrop on your conversations with Siri" should be "iOS bug allowed apps to eavesdrop on your interactions with Siri and dictation over bluetooth"
I agree with this. Mostly because I had a poor experience with one of their gate agents recently. They forced me to check my hand luggage because it was 2kg overweight. They don't uniformly enforce the hand luggage weight limit, their employees get to pick and choose passengers at the gate. The gate agent scoffed at me putting an AirTag in the bag that they were making me check.