Bitcoin's price surge past $60,000 triggered Coinbase 'zero balance' issues amid heavy traffic.

Coinbase transaction delays and errors occurred, though trading is gradually resuming.

Spot Bitcoin ETFs are driving market interest, with over $5.7 billion invested.

Other cryptocurrencies like Toncoin, Aptos, and Fantom also saw significant gains.

BlackRock's Bitcoin ETF set a record with $520 million invested in one day.

Morgan Stanley is exploring the possibility of offering a spot Bitcoin ETF.

Investors are cautioned due to the cryptocurrency market's volatility and sensitivity to regulatory and technological changes.