[hutzlibu]

Well, not necessarily, if the GUI with the progress bar and the installation or whatever are on seperated threads.

[generalizations]

That's true on the backend, but it doesn't help the end user much, since they don't know that.

[rini17]

Heh, I've imagined a message like:

"Your task has started and is processing in the background where it can't be observed. Please wait."

[OK]