One of my users posted one long word that went on for about 140 characters separated by hyphens ( - ).
I noticed that on my work PC (1024 x 768), that when the text got to the posters mini-profile, it went behind this and was hidden.
I have included a screen shot to help clarify the problem.
The full text should have been:
But it gets hidden after the word 'spend', and this occurred on post Preview as well.