http://github.com/nex3/arc/commit/d2eb6dde7811f33035acc44eca...

  arc> (w/uniq g
         (prn g)
         (eval `(= ,g 5))
         (prn (eval g))
         (= g1802 6)
         (prn (eval g)))
  g1802
  5
  5
  5
  arc> g1802
  6