Now if it was a true feature phone… good luck sideloading spyware. You’d have to disassemble the phone and mount the chips in an EEPROM reader to get anywhere, and that’s not an effective remote exploit.

that’s dumb. it’s very likely just as vulnerable as androids. the modem’s software is full of decades legacy cruft and many security holes, and likely not properly separated from the mic, the ram or the storage