For those who aren't convinced by this argument, you can take it a little further by introducing a hypothetical situation in which their political opponents obt

For those who aren't convinced by this argument, you can take it a little further by introducing a hypothetical situation in which their political opponents obtain power and criminalise criticism of government or other powerful "common-good" entities. Now your recorded conversations could become evidence of sedition, and even if it wasn't criminal at the time it could certainly be used to show evidence of previous behaviour.