Don’t worry. The same servers will be used for other computing purposes. And maybe that will be profitable. Maybe it will be beneficial to others. But This cycle of investment and loss is a version of distribution of wealth. Some benefit.
The banks and loaners always benefit.
That would be true for general purpose servers. But what they want is lots of special purpose AI chips. While is still possible to use that for something else, it's very different from having a generic server farm.