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Scenario 1: A person digs for a month, buys gralat packs to buy a BAR. Then 30 minutes later he loses his BAR because of being killed.
Scenario 2: A noob has gotten his first EC. He runs down as fast as he can to go get 1,000 throwing knives. When a wild PBP weilder comes around the corner and kills him instantly! He loses the EC and quits graal.
Scenario 3: A man that is a crazy good pker i.e iRichard. He kills tons of people in a day. Later that day he ends up with 57 EC from killing people. He would have a lightsaber in 2 days. No EC item would be rare anymore...
No, this will not happen. Yes it went through my "thick skull" The answer will be a no.