Earlier quoted context omitted.
Not true, it's a very savvy move. You're gambling with someone else's money-- credit card debt can be discharged in bankruptcy. You don't lose your house or your shirt, and the only real consequence is poor credit for a few years. And if bitcoin goes up? Pay it off, keep the profits...you still win.
In a bankruptcy that was for personal debt such as credit cards surely your house as an asset can be sold in the event of a bankruptcy?
Your summer home or a rental property, sure.