JET at risk if Europe can not afford to pay for ITER.

Comments on the letter by author Richard Buttery published in the 424 volume of the journal "Nature" about the Joint European Torus (JET) as of October 16, 2003. Statements given by the author on the situation that might occur if there were no substantial increase in the fusion budget in the Seventh Euratom Framework Programme; Criticism made by the author about the misinterpretation of his statements about JET in the letter; Relationship between JET and International Thermonuclear Experimental Reactor in La Jolla, California.