Before: How can you expect someone that practices a system that takes 30 years to master to beat anyone before 30 years of training?
After: Yes he has had 30 years of training, but how can you expect someone so old to beat anyone?
The ouroboros of TMA.
Straw man. I can't comment on other styles, but I've never once met anyone in karate, TKD, or TSD who claims you need 30 years to have useful skills.