I was periodically editing and compiling a LaTeX document when TextMate 2 started running at 100% CPU (still usable, though). In the background I have open a text file, a C++ project, a Ruby file and an HTML file. I grabbed a sample: http://cl.ly/2O3L0T24012i2h181L37/Sample%20of%20TextMate.txt Jacob Bandes-Storch