Q: the x-window system used to be vulnerable, permitting multiple windows, and intruders could open windows on other systems and read keystrokes containing passwords.
A: The X-Window system used to be vulnerable, permitting multiple windows, and intruders could open windows on other systems and read keystrokes containing passwords.

Q: in the case that your a file doesn't open, it is highly likely that you do not have the correct software application installed on your pc to view or edit a file extensions.
A: In the case that your A file doesn't open, it is highly likely that you do not have the correct software application installed on your PC to view or edit A file extensions.

Q: you can keep checking the vista recycle bin regularly.
A: You can keep checking the Vista Recycle bin regularly.

Q: that thing you are pondering over is from above, and whatever falls down from up there is dead, or will be dead, and powerless; let it lie there for what it is. it's only a man-made invention.
A:
That thing you are pondering over is from above, and whatever falls down from up there is dead, or will be dead, and powerless; let it lie there for what it is. It's only a man-made invention.