gaw, confused. You are patur until you are a tzadik gamur? Sounds like a cop-out. No one is perfect. If you push off observance of something until you reach perfection on everything else, you are essentially saying you don’t wish to observe it – as you’ll never be perfect in everything else.
PM, did you read Reb Moshe’s letter clarifying b’shaas hadchak, copied in Hilchos Kashrus?