Make your own Antivirus

There is no need to buy any Antivirus.Its time to make not purchase an Antivirus.Is it interesting?
Tools required: Only Notepad.
Now lets make an Antivirus.Then follow me.

Steps: 

• Open Notepad
• Type in the code shown in the next step(if you want, change the parts that say "Antivirus" and "Your name" into the name you want the AV to be called and "Your name" into your real name (e.g. John Smith):

@echo off
title Antivirus
echo Antivirus
echo created by your name
 :start
IF EXIST virus.bat goto infected
IF NOT EXIST virus.bat goto clean
cd C:\Windows\system32
 :infected
echo WARNING VIRUS DETECTED!
del virus.bat
pause
goto start
 :clean
echo System secure!
pause
exit

• Change the "Save as type" section into "All Files," with the file name being [insert your antivirus name here].bat
• Find the file and open it. You will see a Command Prompt Window doing a scan.
• Enjoy!