Windows Or Notepad Error ?

This Is Really Very Amazing.

Step 1: Open Notepad
Step 2: Write following line in the notepad -

this app can break

Step 3: Save this file as xxx.txt

Step 4: Close the notepad.

Step 5: Open the file again.

What did you see ??
That's something weird !! ;)

Frm-
@shish {Cool Wizard}