Cloning your website is just another level in repair hacked wordpress site which can be useful. Cloning simply means that you have backed up your site to a totally different location, (offline, as in a folder, in order not to have SEO problems) where you can get it in a moment's notice if the need arises.
This is great news as it means that there's a strong community of developers and users that can improve the platform. However, whenever there is a group there'll always be people who will try to take down them.
In case you ever wish to migrate your website elsewhere, like a new web host, you'd be able to pull this off without a hitch, and also without having to disturb your old site until the new one was in place and ready to roll.
It is really sexy to fan the flames of fear. That is what bloggers and journalists and politicians and public figures do. It's great for readership and it brings money to the war chests. Balderdash.
Of course it's possible to install plugins to make your shop like automated backup plugin or share buttons. That's all. Your store Continue is now up and running!