What are the possible consequences of intentional virus setting?

The possible consequences of intentional virus setting:

Virus is nothing but desktop or laptop or tablet OS has to do certain process as on its own which diverse other  to different process  such us stealing the data from desktop or laptop or tablet and making slow the performance of desktop and laptop  and tablet.

To avoid or protect the computer there are two type of antivirus.

So company create virus and to rectify they make money of that process.

To protect our desktop or laptop or tablet from virus we are protected with law. In case due to virus attacked our laptop or desktop or tablet Is effected we can fine the or sent to jail by law.

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