Barrapunto

¿Tunning?
quiere decir "meter en barriles" :

Webster:
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Tun \Tun\, v. i. [imp. & p. p. Tunned; p. pr. & vb. n. Tunning.]
To put into tuns, or casks. --Boyle.
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Tun \Tun\, n. [AS. tunne. See Ton a weight.]
  1. A large cask; an oblong vessel bulging in the middle, like a pipe or puncheon, and girt with hoops; a wine cask.
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Se referirán a "TUNING" con una sola "n" del verbo "to tune"; afinar, poner a punto (va otra de webster):
...
Tuning \Tun"ing\, a. & n. from Tune, v.
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Tune \Tune\, v. t. [imp. & p. p. Tuned; p. pr. & vb. n. Tuning.]
1. To put into a state adapted to produce the proper sounds; to harmonize, to cause to be in tune; to correct the tone of; as, to tune a piano or a violin. `` Tune your harps.'' --Dryden.
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Porqué meter un escritorio en un barril ya me parece un poco extraño ;)