Bitcoin has been around for quite some time, since 2009 to be exact - but it is only over the past few years that it has garnered the attention it deserves.
The media and critics are always quick to jump on any movement Bitcoin occurs, but can Bitcoin actually crash?
Take a look at this article, its summed up quite nicely:
https://4king.com/can-bitcoin-crash/ In your article, you are talking much more about the Bitcoin fundaments than the crashing scenarios.
While the 51% attack on the network is possible, the more plausible scenario is governments regulating it hard/forbid it, similar to India recently. But I think Bitcoin and crypto are here to stay.