<cite>My Fair Lady</cite>, reviewed by Bob Verini
While most productions of <cite>My Fair Lady</cite> are awash in class, the 2001 National Theater of Great Britain revival overflows with class consciousness. Original helmer Trevor Nunn unearths, within Lerner and Loewe's timeless tuner of transformation, a pertinent social critique harking back to Shaw's <cite>Pygmalion</cite> original. Part of an ongoing U.S. tour that so far has bypassed Gotham, production is a m…