1: Fidelity's Bitcoin ETF withdrawal raises concerns.

2: Issues surrounding Fidelity's 106M Bitcoin ETF.

3: Market reacts as Fidelity withdraws Bitcoin ETF proposal.

4: Fidelity's decision hints at potential challenges for crypto ETFs.

5: What led to Fidelity's 106M Bitcoin ETF withdrawal?

6: Investors wary as Fidelity pulls back on Bitcoin ETF plans.

7: Industry experts speculate on implications of Fidelity's move.

8: Fidelity's shift reflects growing uncertainty in crypto ETF space.

9: What's next for Fidelity and the Bitcoin ETF landscape?