People who develop turpial continues to work very firm and we already have available the final version of this great client for Twitter and Identi.ca, noted for its low resource consumption and with a graphical interface very successful.
We can install or upgrade to Turpial 1.5.0 on Natty, Maverick or Lucid simply adding the PPA:
sudo add-apt-repository ppa:effie-jayx/turpial
sudo apt-get update
sudo apt-get install turpial