Coinbase (COIN 4.28%) was founded in June 2012 with the sole purpose of facilitating the buying and selling of Bitcoin. But over the next 12 years, the digital asset brokerage and exchange operator has expanded into a broader business by offering more services.After a disappointing 2022, shares have been on an absolute tear, soaring 697% in the past two years. As of this writing on Dec. 19, the company's market cap sits at $70 billion.But can Coinbase continue its upward trajectory, increase 14-fold in valu ...