Supporters believe that investors believe that Bitcoin is an effective tool for hedging inflation in the context of global central bank releases.
Yes, that what's mostly believe, and it's been proven with its existence.
Opponents believe that investors are chasing Bitcoin too fiercely, and a speculative bubble may have formed. Do you think Bitcoin crash is an opportunity to enter the market?
Bitcoin is a speculative asset and you expect those predictions and thoughts which has been there ever since. And every time bitcoin crashes, corrects or whatever term you may use for its dip and decrease, yes, it's a very good time to buy if that happens.