 But it is later revealed that he had written letters before his death to tell the truth about Iago's plot.He is there to show us how manipulative and deceiving Iago can be.Based on the fact that "Othello" was composed in near proximity chronologically to the composition of "Twelfth Night", modern interpreters of Roderigo sometimes play the role as a dimwit in the manner of Andrew Aguecheek or Rosencrantz and Guildenstern, with the rationale being all four roles would have been played by an actor in Shakespeare's company specializing in foppish characters.