You don't understand the science or else you would have had more than 4 jabs by now. The manufacturer stated that the 'protection' diminishes after about 6 months. If you really think you are protected you are delusional -- again, the manufacturer has stated that they don't work as a vaccine, only as something to reduce symptoms of infection.
But this has all been explained to your dumb arse before, along with the links for the statements . mrna is not scary you say but how do you know ?
It is still experimental and long term side effects are still not completely known.