Advertising is endless for any product. I would be willing to bet most everyone in the state of Georgia is familiar with Coca-Cola, but there are still constant ads and billboards and sales and whatnot. It's just the nature of staying available and at the forefront as a product.
The natural response to the advertising push is to assume there's an issue. On the other hand, being aggressive with marketing budgets is an indication of a good product that's worth the investment. We see World of Warships as living a long life~