Indeed, if you have something to hide, do not use a mobile phone. E2E chat will only help to keep the messaging hidden. If you have a keylogger on the device,

Indeed, if you have something to hide, do not use a mobile phone. E2E chat will only help to keep the messaging hidden. If you have a keylogger on the device, you have lost. In other words, whether or not WhatsApp opposes traceability or not does not matter an iota.