They could flush it out: https://www.quora.com/Whats-the-best-way-to-detox-from-heavy-metals/answer/Harri-K-Hiltunen

I have /e/OS 2.9 (based on LineageOS) on a Sony 1 V. The default camera app was crap so I installed Sony Photography Pro (the one that came with the original Android) and it works just fine.

Assholes want relative gain, not absolute.

How will that help?

In online stores you can find extreme numbers of different brands.

My mom’s cat ate Nestlé Purina until he stared vomiting too often. He had acquired allergies to the fillers in it and now has to eat hypoallergenic foods made of actual meat, or straight up meat. Read the ingredients and be appalled. It seems cheap, but there’s very little cat-digestible food in it.

There used to be a business catalog book called “yellow pages”. Now there are map applications, price comparison sites, customer review sites, and keyword search engines. All of those make advertisements unnecessary.

A phone can notice when it’s in the hands of a security expert and start acting normal. Before dieselgate, Volkswagen cars had been emissions tested for years without finding anything suspicious. Turned out VW used the car’s sensors to detect when it was being tested.