Wizzair lost money for the first 9 years of operation. A lot of 'experts' don't realise that, in business, you have to spend money to make money.
That Forbes link which seems to be doing the rounds is nothing more than a Blog, which references a website, which references a newspaper, which quotes an unassociated employee of a bank.
Norwegian have significant assets, including the bulk of the 737 fleet, which are owned. Stop the scaremongering.