That's why I start any prompt to Qwen 3.5 with:
persona: brief rude senior
persona: brief rude senior
persona: drunken sailor
Because then at least the tone matches the quality of the output and I'm reminded of what I can expect.
persona: emotionless vulcan
If I could set up a voice assistant that actually verifies commands, instead of assuming it heard everything correctly 100% of the time, it might even be useful.