You are a sad dude indeed.
You said that he asks 300 euros while his currency is different. The majority of his clients are from EU, its OBVIOUS that he must start dealing with euros and not with the Ukrainian currency. Would you feel better if he asked 20k Rubles instead?
Old fashioned scammers you say huh ? To defend a scambug? How does he actually scam you when its your choice to pick his services or skip them.
And no arguments you say? Hu