Jace, i use Windows XP SP3, Mozilla Firefox 3.6.8 and 1024x1280 resolution (Square 17" LCD screen).
@rjluna2: After i reach the limit, i upload the picture, enter the "Edit the file information" and continue the description writing from where i stopped, since in the "Edit file information" the description box have no limits.
Your post in the bug reports is of the same problem.