The use of a progress bar really depends on the task. If I load a game - I do not care about the progress bar too much, but it will give me an indicator if the program crashed.<br><br>If I am doing file operations or or a huge task taking up much of the machines ressources - I want a <b>good</b> estimate how long it takes, as I will take a break and need to see how much time I have left, because doing a task on a clogged machine is ineffective &amp; Annoying and I rather do something else.<br><br>And Yes chkdsk - I want an estimate how long the file check for a 4+GB drive will take - if i can do something today or can go to sleep.