 A worked without issue, but even by the time B was being used it was clear the stellarator was also suffering from instabilities and plasma leakage.Progress on C slowed as attempts were made to correct for these problems.In 1954, Lewis Strauss, then chairman of the United States Atomic Energy Commission (U.S. AEC, forerunner of the U.S. Nuclear Regulatory Commission and the United States Department of Energy) spoke of electricity in the future being "too cheap to meter".