That's not huge, if you use Carbon or Phnx both run easily up to 2300 Nodes within a few hours.
Also the "phone app" uses huge resources, currently 3008 nodes here on my device.
Headlines 2 - The Feed & News Reader for the Touchpad!
Headlines - Stay up-to-date on the latest news around the web on your webOS phone
Twithibition - Enjoy Twitter in Exhibition mode!
Convertor - Currency and Unit conversion with Style!
Just as a follow-up to this, removing WeatherIcon seemed to do the trick for me. Haven't seen a TMC error on my Pre 2 in over a month now.