you're totally right -- previous bubbles and their bursting (from Dot-com's in 2001 to Real Estate's in 2007) are living proof of that.
With the advent of Crypto, there will be myriad new markets outside Fiat in this entire new asset class of its own to invest in, and with people scrambling to get in on that one prices will inevitably do very nicely! Good for everyone getting in early.