Sorry, my brain wasn't working right. I was thinking "E2" meant "E1 after casting Summon Earthpower with 1 gem." Of course if he is a natural E2 he can do Summon Earthpower/Curse of Stones without needing any POTS at all.
-Max
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Bauchelain - "Qwik Ben iz uzin wallhax! HAX!"
Quick Ben - "lol pwned"
["Memories of Ice", by Steven Erikson. Retranslated into l33t.]