Using savings is much desirable than using loan money in investing in bitcoin. This idea is becoming alive again because we're being near to the halving. And those that are aware of what's gonna happen after the halving, they're all optimistic of course of what's ahead of us.
So, as the suggestion of many to buy before the halving happens. This gives the thought of other investors of taking a loan for investing in bitcoin. It's not the idea that everyone likes but some really think that it's sustainable and one of the best ideas for one to start investing in bitcoin. We mostly know that this idea isn't suitable for the majority of us and there goes the minority that still think that it's good for them.
The failures of the first people that have done this made it on the wrong timing and they're justifying that they can be at a better shoe from now because of what's about to come.