It is proper Netiquette to use antivirus software. Do protect your computer from viruses.
Antivirus software is necessary for those who have assets to protect because the cost of identity theft is too high compared to the cost of protecting yourself. There have been data breaches in the past and there will be data breaches in the future. Many data breaches are outside the control of users. Do not compound the problem by leaving your computer vulnerable. Use antivirus software and surf safely.
Antivirus software is routinely used by people and websites to protect data. There is antivirus for the internet, email, computer memory, and mobile. Each has specific techniques for preventing infection. Disk cleanup software is included in antivirus software packages.
Use antivirus software because computers are under constant attack.